1 2012-05-08 Jan Hubicka <jh@suse.cz>
3 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
4 (cgraph_create_node_1): Rename to ...
5 (cgraph_create_empty_node): ... this one; export.
6 (cgraph_create_node): Update.
7 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
8 (cgraph_create_edge_including_clones): Likewise.
9 (cgraph_find_replacement_node): Likewise.
10 (cgraph_clone_edge): Likewise.
11 (cgraph_clone_node): Likewise.
12 (clone_function_name): Likewise.
13 (cgraph_create_virtual_clone): Likewise.
14 (cgraph_remove_node_and_inline_clones): Likewise.
15 (cgraph_redirect_edge_call_stmt_to_callee): Move here from
17 * cgraph.h: Reorder declarations so they match file of origin.
18 (cgraph_create_empty_node): Declare.
19 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
20 (cgraph_copy_node_for_versioning): Likewise.
21 (cgraph_function_versioning): Likewise.
22 (cgraph_materialize_clone): Likewise.
23 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
24 (cgraph_materialize_all_clones): Likewise.
25 * cgraphclones.c: New file.
26 * Makefile.in: Update for cgraphclones.
28 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
31 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
32 (ix86_rtx_costs): Handle SET.
34 2012-05-08 Michael Matz <matz@suse.de>
36 * basic-block.h (struct rtl_bb_info): Remove visited member and
37 move head_ member to ...
38 (struct basic_block_def.basic_block_il_dependent): ... the new
39 member x, replacing but containing old member rtl.
40 (enum bb_flags): New BB_VISITED flag.
41 (BB_HEADER, BB_FOOTER): New macros.
43 * jump.c (mark_all_labels): Adjust.
44 * cfgcleanup.c (try_optimize_cfg): Adjust.
45 * cfglayout.c (record_effective_endpoints): Adjust.
46 (relink_block_chain): Ditto (and don't fiddle with visited).
47 (fixup_reorder_chain): Adjust.
48 (fixup_fallthru_exit_predecessor): Ditto.
49 (cfg_layout_duplicate_bb): Ditto.
50 * combine.c (update_cfg_for_uncondjump): Adjust.
51 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
52 (bb_visited_trace): New accessor.
53 (mark_bb_visited): Move in front.
54 (rotate_loop): Use bb_visited_trace.
55 (find_traces_1_round): Ditto.
56 (emit_barrier_after): Ditto.
57 (copy_bb): Ditto, and initialize visited on resize.
58 (reorder_basic_blocks): Initize visited member.
59 (duplicate_computed_gotos): Clear bb flags at start, use
62 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
63 (rtl_verify_flow_info_1): Ditto.
64 (cfg_layout_split_block): Ditto.
65 (cfg_layout_delete_block): Ditto.
66 (cfg_layout_merge_blocks): Ditto.
67 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
69 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
72 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
73 when a constant source operand matches an "I" constraint, the "no
74 CC0 change" applies to a register-destination only, not a
75 strict_low_part-destination.
77 2012-05-08 Richard Guenther <rguenther@suse.de>
79 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
80 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
82 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
84 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
86 * doc/avr-mmcu.texi: New auto-generated file.
87 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
88 to document all valid -mmcu= arguments.
90 * config/avr/avr.h (arch_info_s): New struct definition.
91 * config/avr/avr-devices.c (avr_texinfo): New variable.
92 * config/avr/gen-avr-mmcu-texi.c: New file.
93 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
95 2012-05-08 Dehao Chen <dehao@google.com>
97 * predict.c (find_qualified_ssa_name): New
98 (find_ssa_name_in_expr): New
99 (find_ssa_name_in_assign_stmt): New
100 (is_comparison_with_loop_invariant_p): New
101 (is_bound_expr_similar): New
102 (predict_iv_comparison): New
103 (predict_loops): Add heuristic for loop-nested branches that compare an
104 induction variable to a loop bound variable.
105 * predict.def (PRED_LOOP_IV_COMPARE): New macro
107 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
109 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
110 TARGET_BDVER2 defines where appropriate.
112 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
114 * configure.ac (PLUGIN_LD): Rename into...
115 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
116 * config.in: Regenerate.
117 * configure: Likewise.
118 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
120 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
122 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
123 computation using the precision of the index type.
124 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
125 (fold_array_ctor_reference): Do index computations in the index type.
127 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
129 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
130 down to plus_constant.
131 (expand_epilogue): Ditto.
133 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
135 * postreload.c (reload_cse_regs): Make static.
136 * reload.h (reload_cse_regs): Remove prototype.
138 2012-05-07 Richard Henderson <rth@redhat.com>
140 * config/alpha/alpha.md (clear_cache): New pattern.
142 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
145 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
146 is folded to a type boundary value, verify that the resulting case
147 label is still a care range.
149 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
151 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
152 only for TARGET_GENERIC, when not optimizing for size.
153 (*ffs<mode>_1): Ditto.
155 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
157 * tree-cfg.c (verify_gimple_switch): Tighten checks.
159 2012-05-07 Jakub Jelinek <jakub@redhat.com>
161 PR tree-optimization/53239
162 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
163 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
165 2012-05-07 Richard Guenther <rguenther@suse.de>
167 PR tree-optimization/53195
168 * tree-inline.c (setup_one_parameter): Properly add referenced
169 vars from the parameters new known value.
171 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
173 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
174 (sched_branch_type): Remove.
175 (m68k_sched_md_init_global): Don't allocate it.
176 (m68k_sched_md_finish_global): Don't free it.
177 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
178 * config/m68k/m68k.md: Set the type of insns using
179 m68k_sched_branch_type to bcc directly.
181 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
183 * config/sol2.c (solaris_override_options): New function.
184 * config/sol2-protos.h (solaris_override_options): Declare.
185 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
187 2012-05-07 Richard Guenther <rguenther@suse.de>
189 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
190 whether we failed to compute data dependences.
191 (loop_prefetch_arrays): Fail if we failed.
193 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
194 Paolo Bonzini <bonzini@gnu.org>
196 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
197 Emit bsf when optimizing for size.
198 (*ffs<mode>_1): Ditto.
200 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
203 * config/sh/sh.c (sh_rtx_costs): Handle SET.
205 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
209 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
210 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
212 (*bswapdi2_doubleword): New insn pattern.
213 (*bswap<mode>2): Rename from *bswap<mode>2_1.
215 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
217 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
218 (mips_set_reg_reg_cost): Likewise.
219 (mips_rtx_costs): Handle SET.
221 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
223 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
224 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
225 to compute the cost of moves. Set the mode of the target register.
227 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
229 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
230 plus_constant function.
231 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
232 that the mode is sensible.
233 (use_anchored_address, round_push, allocate_dynamic_stack_space)
234 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
237 * alias.c (canon_rtx): Likewise.
238 (init_alias_analysis): Likewise.
239 * builtins.c (expand_builtin_return_addr)
240 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
241 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
242 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
243 (expand_builtin_stpcpy): Likewise.
244 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
245 (compute_argument_addresses, internal_arg_pointer_based_exp)
246 (expand_call, emit_library_call_value_1): Likewise.
247 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
248 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
249 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
250 * cse.c (insert_const_anchor, find_reg_offset_for_const)
251 (use_related_value, fold_rtx): Likewise.
252 * cselib.c (cselib_subst_to_values): Likewise.
253 * dse.c (record_store, check_mem_read_rtx): Likewise.
254 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
255 * emit-rtl.c (adjust_address_1): Likewise.
256 * except.c (sjlj_emit_function_enter)
257 (expand_builtin_extract_return_addr)
258 (expand_builtin_frob_return_addr): Likewise.
259 * expmed.c (expand_divmod): Likewise.
260 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
261 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
262 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
263 * function.c (assign_stack_local_1)
264 (instantiate_virtual_regs_in_rtx): Likewise.
265 * optabs.c (prepare_cmp_insn): Likewise.
266 * recog.c (offsettable_address_addr_space_p): Likewise.
267 * reload.c (find_reloads_address, form_sum)
268 (find_reloads_subreg_address): Likewise.
269 * reload1.c (init_reload, eliminate_regs_1)
270 (eliminate_regs_in_insn): Likewise.
271 * simplify-rtx.c (simplify_unary_operation_1)
272 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
273 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
274 (vt_add_function_parameter): Likewise.
276 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
277 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
278 * config/alpha/alpha.c (alpha_legitimize_address_1)
279 (get_unaligned_address, alpha_expand_unaligned_load)
280 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
281 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
282 (alpha_expand_builtin_establish_vms_condition_handler)
283 (alpha_setup_incoming_varargs, emit_frame_store_1)
284 (alpha_expand_prologue, alpha_expand_epilogue)
285 (alpha_use_linkage): Likewise.
286 * config/alpha/alpha.md: Likewise.
288 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
289 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
290 (thumb_legitimize_address, arm_gen_load_multiple_1)
291 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
292 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
293 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
294 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
295 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
296 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
297 (thumb_expand_movmemqi, arm_set_return_address)
298 (thumb_set_return_address): Likewise.
299 * config/arm/arm.md: Likewise.
301 * config/avr/avr.c (avr_incoming_return_addr_rtx)
302 (avr_prologue_setup_frame, expand_epilogue)
303 (avr_const_address_lo16): Likewise.
305 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
306 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
307 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
308 (bfin_output_mi_thunk): Likewise.
310 * config/c6x/c6x.c (c6x_initialize_trampoline)
311 (c6x_output_mi_thunk): Likewise.
313 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
314 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
316 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
317 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
318 (cris_emit_movem_store, cris_trampoline_init): Likewise.
319 * config/cris/cris.md: Likewise.
321 * config/darwin.c (machopic_indirect_data_reference)
322 (machopic_legitimize_pic_address): Likewise.
324 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
325 (epiphany_expand_prologue, epiphany_expand_epilogue)
326 (epiphany_trampoline_init): Likewise.
327 * config/epiphany/epiphany.md: Likewise.
329 * config/fr30/fr30.c (fr30_move_double): Likewise.
331 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
332 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
333 (frv_index_memory, unspec_got_name, frv_find_base_term)
334 (frv_output_dwarf_dtprel): Likewise.
336 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
337 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
339 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
340 * config/i386/i386.c (setup_incoming_varargs_64)
341 (setup_incoming_varargs_ms_64, choose_baseaddr)
342 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
343 (ix86_emit_probe_stack_range, ix86_expand_prologue)
344 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
345 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
346 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
347 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
348 (x86_output_mi_thunk): Likewise.
349 * config/i386/i386.md: Likewise.
351 * config/ia64/ia64.c (ia64_expand_load_address)
352 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
353 (do_spill, ia64_trampoline_init): Likewise.
355 * config/iq2000/iq2000.c (iq2000_va_start)
356 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
357 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
358 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
360 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
362 * config/m32c/m32c.c (m32c_return_addr_rtx)
363 (m32c_expand_insv): Likewise.
365 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
366 (m32r_legitimize_pic_address, m32r_print_operand)
367 (m32r_print_operand_address): Likewise.
369 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
370 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
371 (EH_RETURN_HANDLER_RTX): Likewise.
372 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
373 (m68k_expand_epilogue, legitimize_pic_address)
374 (m68k_output_mi_thunk): Likewise.
375 * config/m68k/m68k.md: Likewise.
377 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
378 (mcore_expand_epilog): Likewise.
379 * config/mcore/mcore.md: Likewise.
381 * config/mep/mep.c (mep_allocate_initial_value)
382 (mep_expand_prologue, mep_expand_epilogue): Likewise.
384 * config/microblaze/microblaze.c (double_memory_operand)
385 (microblaze_block_move_loop): Likewise.
387 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
388 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
389 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
390 (mips_expand_prologue, mips_epilogue_set_cfa)
391 (mips_expand_epilogue): Likewise.
392 * config/mips/mips.md: Likewise.
394 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
395 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
397 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
398 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
400 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
401 (EH_RETURN_HANDLER_RTX): Likewise.
402 * config/moxie/moxie.c (moxie_static_chain): Likewise.
404 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
405 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
406 (pa_return_addr_rtx, hppa_builtin_saveregs)
407 (pa_trampoline_init): Likewise.
408 * config/pa/pa.md: Likewise.
410 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
412 * config/picochip/picochip.c (picochip_static_chain): Likewise.
414 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
415 * config/rs6000/rs6000.c (rs6000_legitimize_address)
416 (setup_incoming_varargs, print_operand, rs6000_return_addr)
417 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
418 (rs6000_emit_epilogue)
419 (rs6000_machopic_legitimize_pic_address): Likewise.
421 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
423 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
424 (DYNAMIC_CHAIN_ADDRESS): Likewise.
425 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
426 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
427 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
428 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
429 (s390_emit_epilogue, s390_function_profiler): Likewise.
430 * config/s390/s390.md: Likewise.
432 * config/score/score.c (score_add_offset, score_prologue): Likewise.
434 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
435 (sh_output_mi_thunk): Likewise.
436 * config/sh/sh.md: Likewise.
438 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
439 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
440 * config/sparc/sparc.c (sparc_legitimize_pic_address)
441 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
442 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
443 (emit_and_preserve): Likewise.
444 * config/sparc/sparc.md: Likewise.
446 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
447 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
448 (spu_setup_incoming_varargs, ea_load_store_inline)
449 (spu_expand_load): Likewise.
451 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
452 (combine_bnp): Likewise.
454 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
455 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
456 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
458 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
459 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
460 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
462 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
463 * config/v850/v850.md: Likewise.
465 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
466 (EH_RETURN_HANDLER_RTX): Likewise.
467 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
468 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
469 (print_operand_address, vax_trampoline_init): Likewise.
471 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
472 (xtensa_function_value_regno_p): Likewise.
474 2012-05-04 Andrew Pinski <apinski@cavium.com>
476 * expr.c (get_def_for_expr_class): New function.
477 (convert_tree_comp_to_rtx): New function.
478 (expand_cond_expr_using_cmove): New function.
479 (expand_expr_real_2 <case COND_EXPR>): Call
480 expand_cond_expr_using_cmove first and return if it succeeds.
481 Remove the check for HAVE_conditional_move since we should have
482 already converted it to a conditional move.
483 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
484 modes of DImode for 32bits and TImode.
486 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
489 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
490 (print_md_ptr_loc, print_c_condition): Use them.
491 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
492 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
493 attr_file, dfa_file, latency_file): New global variables.
494 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
495 write_upcase, write_indent, write_length_unit_log, write_test_expr,
496 write_attr_get, write_insn_cases, write_eligible_delay,
497 write_const_num_delay_slots): Accept FILE pointer and toss it around.
499 (write_header, open_outfile, handle_arg): New funcions.
500 (make_automaton_attrs): Write prototypes as extern to the output
502 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
503 names from the command line. Open the output files and write out
504 internal functions for DFA functions to dfa_file_name, insn latency
505 functions to latency_file_name, and everything else to attr_file.
506 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
507 (BACKEND): Build libbackend first.
508 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
509 (.PRECIOUS): Likewise.
510 (insn-dfatab.o): New rule.
511 (insn-latencytab.o): New rule.
512 (simple_rtl_generated_c): Do not include insn-attrtab.c.
513 (s-attrtab): New rule.
515 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
517 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
518 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
519 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
520 * reorg.c (get_jump_flags): Do not set the removed flags.
522 * doc/md.texi (attr_flag): Update for abovementioned changes.
524 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
527 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
528 (TARGET_CMOV): Rename from TARGET_CMOVE.
529 (TARGET_CMOVE): New define.
530 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
531 Do not set TARGET_CMOVE here.
533 2012-05-04 Dodji Seketeli <dodji@redhat.com>
535 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
536 * opts.c (finish_options): Activate -Wunused-local-typedefs if
537 -Wunused is activated.
538 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
540 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
542 * config/s390/s390.md (*movmem_short, *clrmem_short)
543 (*cmpmem_short): Move the mode check from the insn condition to
546 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
548 PR tree-optimization/52633
549 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
550 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
551 (vect_recog_over_widening_pattern): Remove handling of code that was
552 already detected as over-widening pattern. Remove special handling
553 of "unsigned" cases. Instead, support general case of conversion
554 of the shift result to another type.
556 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
558 * tree-vect-patterns.c (vect_single_imm_use): New function.
559 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
560 (vect_recog_over_widening_pattern): Likewise.
561 (vect_recog_widen_shift_pattern): Likewise.
563 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
565 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
566 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
567 (vect_recog_widen_mult_pattern): Likewise.
568 (vect_operation_fits_smaller_type): Likewise.
569 (vect_recog_over_widening_pattern): Likewise.
570 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
572 2012-05-04 Richard Guenther <rguenther@suse.de>
575 * lto-wrapper.c (merge_and_complain): Complain about mismatches
576 of -freg-struct-return and -fpcc-struct-return.
577 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
578 from the input file options and ignore those from the link
581 2012-05-04 Richard Guenther <rguenther@suse.de>
583 PR tree-optimization/53168
584 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
585 memory reads when the result is a constant we can pun.
587 2012-05-04 Richard Guenther <rguenther@suse.de>
589 * common.opt (flto-report): Do not mark as Optimization.
591 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
594 * recog.c (constrain_operands): If extra constraints are present, also
595 accept pseudo-registers with equivalent memory locations during reload.
597 2012-05-04 Olivier Hainque <hainque@adacore.com>
599 * collect2.c (may_unlink_output_file): New global.
600 (maybe_unlink): Honor it.
601 * collect2.h: Add extern for it.
602 * tlink.c (do_tlink): Set it to true if the link succeeded.
604 2012-05-04 Olivier Hainque <hainque@adacore.com>
606 * gcc.c (eval_spec_function): Finalize/restore the current string
607 obstack state as part of the context push/pop operations.
609 2012-05-04 Bin Cheng <bin.cheng@arm.com>
611 PR rtl-optimization/52804
612 * reload1.c (reload_reg_reaches_end_p): Check whether successor
613 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
614 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
615 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
616 RELOAD_FOR_OUTADDR_ADDRESS.
618 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
621 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
624 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
626 * flags.h (flag_permissive): Do not declare.
627 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
629 * toplev.c (flag_permissive): Do not define.
630 * c-tree.h (system_header_p): Delete unused.
632 2012-05-03 David S. Miller <davem@davemloft.net>
635 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
636 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
637 (sparc_emit_float_lib_cmp): Likewise.
639 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
642 * config/rs6000/rs6000.md (bswapdi splitters): If
643 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
644 default) is used, generate an alternate sequence that does not
645 depend on using indexed addressing.
647 2012-05-03 Jason Merrill <jason@redhat.com>
649 * gengtype.c (write_types): Fix warning message.
650 (write_local): Likewise.
652 2012-05-02 Jason Merrill <jason@redhat.com>
654 * dwarf2out.c (struct external_ref, build_local_stub): New.
655 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
656 (optimize_external_refs, optimize_external_refs_1): New.
657 (change_AT_die_ref): New.
658 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
659 (build_abbrev_table): Take the external refs hashtable.
660 (output_comp_unit): Get it from optimize_external_refs and pass it in.
662 2012-05-03 Jan Hubicka <jh@suse.cz>
665 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
667 2012-05-03 Jan Hubicka <jh@suse.cz>
670 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
672 2012-05-03 Jason Merrill <jason@redhat.com>
674 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
675 use_debug_types to discriminate the die_id union.
676 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
677 (build_abbrev_table, output_die): Likewise.
678 (prune_unused_types_walk_attribs): Likewise.
679 (generate_type_signature, copy_declaration_context): Set it.
680 (remove_child_or_replace_with_skeleton): Set it.
681 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
682 check use_debug_types.
683 (dwarf2out_finish): Do break_out_includes after .debug_types.
685 2012-05-03 Jason Merrill <jason@redhat.com>
687 * dwarf2out.c (modified_type_die): Use scope_die_for.
688 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
689 (uses_local_type_r, uses_local_type): New.
690 (scope_die_for): Keep a type that uses a local type in local scope.
691 Use get_context_die for namespace and type scope.
693 2012-05-03 Jason Merrill <jason@redhat.com>
695 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
697 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
698 (dwarf2out_finish): Likewise.
700 2012-05-03 Martin Jambor <mjambor@suse.cz>
702 * builtins.c (get_object_alignment_1): Return whether we can determine
703 the alignment or conservatively assume byte alignment. Return the
704 alignment by reference. Use get_pointer_alignment_1 for dereference
706 (get_pointer_alignment_1): Return whether we can determine the
707 alignment or conservatively assume byte alignment. Return the
708 alignment by reference. Use get_ptr_info_alignment to get SSA name
710 (get_object_alignment): Update call to get_object_alignment_1.
711 (get_object_or_type_alignment): Likewise, fall back to type alignment
712 only when it returned false.
713 (get_pointer_alignment): Update call to get_pointer_alignment_1.
714 * fold-const.c (get_pointer_modulus_and_residue): Update call to
715 get_object_alignment_1.
716 * ipa-prop.c (ipa_modify_call_arguments): Update call to
717 get_pointer_alignment_1.
718 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
719 of MEM_REF or TARGET_MEM_REF only when it returns false.
720 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
721 get_object_alignment_1.
722 (ccp_finalize): Use set_ptr_info_alignment.
723 * tree.h (get_object_alignment_1): Update declaration.
724 (get_pointer_alignment_1): Likewise.
725 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
726 (dump_gimple_stmt): Likewise.
727 * tree-flow.h (ptr_info_def): Updated comments of fields align and
729 (get_ptr_info_alignment): Declared.
730 (mark_ptr_info_alignment_unknown): Likewise.
731 (set_ptr_info_alignment): Likewise.
732 (adjust_ptr_info_misalignment): Likewise.
733 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
734 and set alignment of SSA names.
735 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
736 mark_ptr_info_alignment_unknown.
737 * tree-ssanames.c (get_ptr_info_alignment): New function.
738 (mark_ptr_info_alignment_unknown): Likewise.
739 (set_ptr_info_alignment): Likewise.
740 (adjust_ptr_info_misalignment): Likewise.
741 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
742 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
744 (bump_vector_ptr): Likewise.
745 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
746 (vectorizable_store): Likewise.
747 (vectorizable_load): Likewise.
749 2012-05-03 Michael Matz <matz@suse.de>
751 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
752 in front of basic_block_def.
753 (struct basic_block_def): Make il.gimple the full struct, not a
755 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
757 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
758 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
759 NULL il.gimple, which can't happen anymore.
760 * gimple.h (bb_seq): il.gimple can't be NULL.
762 (set_bb_seq): Adjust.
763 (gsi_start_bb, gsi_last_bb): Tidy.
764 * lto-streamer-in.c (make_new_block): Don't zero members that
765 are zeroed already, don't allocate a gimple_bb_info.
766 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
767 (remove_bb): Clear all il.gimple members.
768 (gimple_verify_flow_info): Adjust for flat il.gimple.
769 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
771 * coretypes.h (const_gimple_seq): Remove typedef.
772 * gimple.h (gimple_seq_first): Take gimple_seq.
773 (gimple_seq_first_stmt): Ditto.
774 (gimple_seq_last): Ditto.
775 (gimple_seq_last_stmt): Ditto.
776 (gimple_seq_empty_p): Ditto.
778 2012-05-03 Richard Guenther <rguenther@suse.de>
780 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
782 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
783 (compute_avail): Do not add possibly trapping operations to
784 EXP_GEN if they might not be executed in the block.
786 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
788 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
790 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
792 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
793 information as early as possible. Update dominance info instead of
796 2012-05-03 Richard Guenther <rguenther@suse.de>
798 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
799 (union_contains_value): Remove.
800 (vro_valid_in_sets): Likewise.
801 (op_valid_in_sets): New function.
802 (valid_in_sets): Use op_valid_in_sets.
803 (insert_into_preds_of_block): Move dumping ...
804 (do_regular_insertion): ... here.
805 (do_partial_partial_insertion): ... and here. Dump that
806 we've found a partial partial redundancy.
807 (insert): Dump the current insert iteration.
809 2012-05-03 Jakub Jelinek <jakub@redhat.com>
812 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
813 append program name to it and pass that as first argument
814 to make_relative_prefix. Always pass standard_libexec_prefix
815 as last argument to make_relative_prefix. If
816 make_relative_prefix returns NULL, fall back to
817 standard_libexec_prefix.
820 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
824 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
825 mode, return that mode.
828 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
829 define __ATOMIC_HLE_* macros here.
830 (ix86_target_macros): But here, using cpp_define_formatted.
832 2012-05-03 Richard Guenther <rguenther@suse.de>
834 PR tree-optimization/53144
835 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
837 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
838 with SSA name values.
839 (vn_reference_lookup_3): Adjust callers.
841 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
843 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
844 has_fma4 for AMD processors with both fma3 and fma4 support.
846 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
849 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
852 2012-05-03 Michael Matz <matz@suse.de>
855 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
856 (dse_enter_block): Properly iterate the whole sequence even
857 if the last statement was removed.
859 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
861 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
862 unset flag_jump_tables.
863 * stmt.c (expand_case): Remove special flag_pic case conditional
864 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
866 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
868 * common/config/s390/s390-common.c (s390_option_optimization_table):
869 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
870 default when optimizing.
872 2012-05-02 Martin Jambor <mjambor@suse.cz>
875 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
876 of a variable when the contect is a function.
878 2012-05-02 Michael Matz <matz@suse.de>
880 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
881 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
882 (const_gimple_seq_node): Remove.
883 (gimple_seq_node): Typedef as gimple.
884 (struct gimple_statement_base): Add next and prev members,
885 adjust all WORD markers in using structs.
886 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
887 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
888 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
890 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
892 (gimple_init_singleton): New function.
893 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
894 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
896 (gsi_stmt_ptr): Remove.
897 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
899 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
900 again, adjust for above changes.
901 (update_call_edge_frequencies): Adjust for above changes.
902 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
903 (gsi_insert_seq_nodes_after): Ditto.
904 (gsi_split_seq_after): Ditto.
905 (gsi_set_stmt): Ditto.
906 (gsi_split_seq_before): Ditto.
908 (gsi_insert_seq_before_without_update): Don't free sequence.
909 (gsi_insert_seq_after_without_update): Ditto.
910 (gsi_replace): Assert some more invariants.
911 (gsi_insert_before_without_update, gsi_insert_after_without_update):
913 (gsi_for_stmt): Don't search for stmt.
914 (gsi_insert_on_edge_immediate): Tidy.
916 * gimple.c (gimple_alloc_k): Remove "sequences".
917 (gimple_seq_cache): Remove.
918 (gimple_alloc_stat): Make stmt a singleton sequence.
919 (gimple_seq_alloc, gimple_seq_free): Remove.
920 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
921 (gimple_copy): Ditto.
922 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
923 create iterator from correct sequence.
924 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
926 2012-05-02 Michael Matz <matz@suse.de>
928 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
930 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
931 sequence, lazily allocate it.
932 (bb_seq_addr): New function.
933 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
934 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
935 (gsi_none): New function.
936 (gsi_start_bb): Adjust.
937 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
938 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
939 (gsi_last_bb): Adjust.
941 * tree-flow-inline.h (phi_nodes_ptr): New function.
943 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
944 datastructure and interface change.
945 (gsi_insert_seq_before_without_update): Ditto.
946 (gsi_insert_seq_nodes_after): Ditto.
947 (gsi_insert_seq_after_without_update): Ditto.
948 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
949 (gsi_split_seq_before): Ditto.
950 (gsi_start_phis): Adjust.
951 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
952 (vect_transform_loop): Ditto.
953 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
954 gimple_seq_copy): Don't use gimple_seq_alloc.
955 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
956 (gimplify_seq_add_seq): Ditto.
957 * lto-streamer-in.c (make_new_block): Ditto.
958 * tree-cfg.c (create_bb): Ditto.
959 * tree-sra.c (initialize_parameter_reductions): Ditto.
961 2012-05-02 Michael Matz <matz@suse.de>
963 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
964 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
965 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
966 set_bb_seq): Move down to after gimple_statement_d definition.
968 2012-05-02 Michael Matz <matz@suse.de>
970 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
971 gsi_replace_with_seq, instead of inserting itself.
972 * gimple-iterator.c (gsi_replace_with_seq): New function.
973 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
974 iterator instead of statement, advance it.
975 (ssa_forward_propagate_and_combine): Adjust call to above.
977 2012-05-02 Michael Matz <matz@suse.de>
979 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
981 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
982 * tree-nested.c (walk_gimple_omp_for): Ditto.
983 * trans-mem.c (lower_transaction): Ditto.
984 * tree-eh.c (do_return_redirection): Ditto.
985 (do_goto_redirection): Ditto.
986 (lower_try_finally_switch): Ditto.
987 * gimplify.c (gimplify_stmt): Ditto.
988 (gimplify_scan_omp_clauses): Ditto.
989 (gimplify_omp_for): Ditto.
990 (gimplify_function_tree): Ditto.
991 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
992 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
993 (mf_build_check_statement_for): Ditto.
994 (mx_register_decls): Ditto.
995 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
996 and don't use itertors to append.
997 (insert_stmts): Ditto.
998 (insert_out_of_ssa_copy): Ditto.
999 (insert_out_of_ssa_copy_on_edge): Ditto.
1001 2012-05-02 Michael Matz <matz@suse.de>
1003 * gimple.h (gimple_bind_body_ptr): New function.
1004 (gimple_bind_body): Use it.
1005 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1006 (gimple_eh_filter_failure_ptr): New function.
1007 (gimple_eh_filter_failure): Use it.
1008 (gimple_eh_else_n_body_ptr): New function.
1009 (gimple_eh_else_n_body): Use it.
1010 (gimple_eh_else_e_body_ptr): New function.
1011 (gimple_eh_else_e_body): Use it.
1012 (gimple_try_eval_ptr): New function.
1013 (gimple_try_eval): Use it.
1014 (gimple_try_cleanup_ptr): New function.
1015 (gimple_try_cleanup): Use it.
1016 (gimple_wce_cleanup_ptr): New function.
1017 (gimple_wce_cleanup): Use it.
1018 (gimple_omp_body_ptr): New function.
1019 (gimple_omp_body): Use it.
1020 (gimple_omp_for_pre_body_ptr): New function.
1021 (gimple_omp_for_pre_body): Use it.
1022 (gimple_transaction_body_ptr): New function.
1023 (gimple_transaction_body): Use it.
1024 (gsi_split_seq_before): Adjust to return nothing and take pointer
1026 (gsi_set_stmt): Declare.
1027 (gsi_replace_with_seq): Declare.
1028 (walk_gimple_seq_mod): Declare.
1029 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1031 * gimple-iterator.c (gsi_set_stmt): New function.
1032 (gsi_split_seq_before): Return new sequence via pointer argument.
1033 (gsi_replace): Use gsi_set_stmt.
1035 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1037 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1038 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1040 (reserve_phi_args_for_new_edge): Change call to above,
1043 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1044 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1045 iterators. Adjust call to lower_omp.
1046 (lower_lastprivate_clauses): Adjust call to lower_omp.
1047 (lower_reduction_clauses): Ditto.
1048 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1049 (lower_omp_sections): Don't explicitely count sequence length,
1050 nullify lowered bodies earlier, ensure stmts are part of only
1051 one sequence, adjust call to lower_omp.
1052 (lower_omp_single): Ensure stmts are part of only one sequence,
1053 adjust call to lower_omp.
1054 (lower_omp_master): Ditto.
1055 (lower_omp_ordered): Ditto.
1056 (lower_omp_critical): Ditto.
1057 (lower_omp_for): Ditto.
1058 (lower_omp_taskreg): Ditto, tidy.
1059 (lower_omp_1): Adjust calls to lower_omp.
1060 (execute_lower_omp): Ditto.
1061 (lower_omp): Adjust to take pointer to sequence.
1062 (diagnose_sb_2): Use walk_gimple_seq_mod.
1063 (diagnose_omp_structured_block_errors): Ditto and set possibly
1064 changed function body.
1065 * gimple-low.c (lower_function_body): Set function body after
1067 (lower_sequence): Adjust to take pointer to sequence.
1068 (lower_omp_directive): Ensure stmt isn't put twice into the
1069 sequence, adjust call to lower_sequence.
1070 (lower_stmt): Adjust calls to lower_sequence.
1071 (lower_gimple_bind): Ditto.
1072 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1073 * tree-nested.c (walk_body): Take pointer to sequence, use
1074 walk_gimple_seq_mod.
1075 (walk_function): Adjust call to walk_body, set possibly changed body.
1076 (walk_gimple_omp_for): Adjust calls to walk_body.
1077 (convert_nonlocal_omp_clauses): Ditto.
1078 (convert_nonlocal_reference_stmt): Ditto.
1079 (convert_local_omp_clauses): Ditto.
1080 (convert_local_reference_stmt): Ditto.
1081 (convert_tramp_reference_stmt): Ditto.
1082 (convert_gimple_call): Ditto.
1083 (convert_nl_goto_reference): Use local iterator copy.
1084 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1085 but taking pointer to sequence, ensure gsi_start is called with
1087 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1088 asserting that the sequence head didn't change.
1089 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1090 walk_gimple_seq_mod.
1091 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1092 (execute_lower_tm): Ditto, and set possibly changed body.
1093 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1094 call gsi_start with that lvalue.
1095 (replace_goto_queue_stmt_list): Ditto.
1096 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1097 (replace_goto_queue): Ditto.
1098 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1099 (lower_try_finally_onedest): Ditto.
1100 (lower_try_finally_copy): Ditto.
1101 (lower_try_finally_switch): Ditto.
1102 (lower_try_finally): Ditto.
1103 (lower_eh_filter): Ditto.
1104 (lower_eh_must_not_throw): Ditto.
1105 (lower_cleanup): Ditto.
1106 (lower_eh_constructs_2): Ditto.
1107 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1108 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1109 set possibly changed body.
1110 (optimize_double_finally): Call gsi_start with lvalue.
1112 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1113 (gimple_split_block): Ditto.
1114 (gimple_merge_blocks): Use gsi_start_phis.
1115 (move_stmt_r): Use walk_gimple_seq_mod.
1116 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1117 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1118 (rebuild_cgraph_edges): Ditto.
1119 (cgraph_rebuild_references): Ditto.
1120 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1121 * tree-inline.c (copy_phis_for_bb): Ditto.
1122 * tree-ssa-dce.c: Ditto.
1124 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1126 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1127 Andi Kleen <ak@linux.intel.com>
1129 * coretypes.h (MEMMODEL_MASK): New.
1130 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1131 and return new variable.
1132 (expand_builtin_atomic_exchange): Mask memmodel values.
1133 (expand_builtin_atomic_compare_exchange): Ditto.
1134 (expand_builtin_atomic_load): Ditto.
1135 (expand_builtin_atomic_store): Ditto.
1136 (expand_builtin_atomic_clear): Ditto.
1137 * doc/extend.texi: Mention port-dependent memory model flags.
1138 * config/i386/cpuid.h (bit_HLE): New.
1139 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1141 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1142 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1143 (ix86_target_string)<-mhle>: New.
1144 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1145 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1146 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1147 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1148 enabled for generic, generic64 and core-avx2.
1149 (ix86_print_operand): Generate HLE lock prefixes.
1150 (ix86_memmodel_check): New.
1151 (TARGET_MEMMODEL_CHECK): Ditto.
1152 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1153 (IX86_HLE_ACQUIRE): Ditto.
1154 (IX86_HLE_RELEASE): Ditto.
1155 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1156 * config/i386/i386.opt (mhle): Ditto.
1157 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1158 success model to instruction emitter.
1159 (atomic_fetch_add<mode>): Ditto.
1160 (atomic_exchange<mode>): Ditto.
1161 (atomic_add<mode>): Ditto.
1162 (atomic_sub<mode>): Ditto.
1163 (atomic_<code><mode>): Ditto.
1164 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1165 (atomic_compare_and_swap_single<mode>): Define and use argument
1167 (atomic_compare_and_swap_double<mode>): Ditto.
1168 * configure.ac: Check if assembler support HLE prefixes.
1169 * configure: Regenerate.
1172 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1175 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1177 (gimplify_switch_expr): ... here.
1178 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1179 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1180 to clean up case labels with values outside the index type range.
1181 (simplify_gimple_switch): Call it if something changed.
1182 Remove strange and unnecessary assert.
1184 2012-05-02 Richard Guenther <rguenther@suse.de>
1186 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1188 (int_const_binop_1): New worker for int_const_binop with
1189 overflowable parameter. Pass it through to force_fit_type_double.
1190 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1192 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1193 to minus one, forcing overflow detection for even unsigned types.
1194 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1195 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1196 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1198 (layout_type): For zero-sized arrays ignore overflow on the
1200 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1201 (bit_value_binop_1): Likewise.
1202 * tree.c (double_int_to_tree): Likewise.
1203 (double_int_fits_to_tree_p): Likewise.
1204 (force_fit_type_double): Likewise.
1205 (host_integerp): Likewise.
1206 (int_fits_type_p): Likewise.
1207 * varasm.c (output_constructor_regular_field): Sign-extend the
1208 field-offset to cater for negative offsets produced by the Ada
1210 * omp-low.c (extract_omp_for_data): Convert the loop step to
1211 signed for pointer adjustments.
1213 2012-05-02 Richard Guenther <rguenther@suse.de>
1215 * tree.c (valid_constant_size_p): New function.
1216 * tree.h (valid_constant_size_p): Declare.
1217 * cfgexpand.c (expand_one_var): Adjust check for too large
1218 variables by using valid_constant_size_p.
1219 * varasm.c (assemble_variable): Likewise.
1221 * c-decl.c (grokdeclarator): Properly check for sizes that
1222 cover more than half of the address-space.
1224 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1226 PR tree-optimization/53163
1227 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1228 return value from compute_all_dependences.
1230 PR rtl-optimization/53160
1231 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1232 has been modified by ree pass already.
1234 2012-05-01 Ian Lance Taylor <iant@google.com>
1237 * c-decl.c (build_compound_literal): Make the decl readonly if it
1238 an array of a readonly type.
1239 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1240 parameter. Change all callers. If the decl is not addressable
1241 and is not an l-value, make it readonly.
1243 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1245 * ira.c (allocated_reg_info_size): New static variable.
1246 (expand_reg_info): Manage it. Call
1247 setup_preferred_alternate_classes_for_new_pseudos.
1248 (ira): Don't do it here. Remove local allocated_reg_info_size,
1249 set the global before calling find_moveable_pseudos.
1250 (find_moveable_pseudos): Call expand_reg_info rather than
1253 2012-05-01 Richard Henderson <rth@redhat.com>
1255 * common.opt (fsync-libcalls): New.
1256 * doc/invoke.texi: Document it.
1257 * optabs.c (init_sync_libfuncs): Honor it.
1259 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1260 Richard Sandiford <r.sandiford@uk.ibm.com>
1262 PR rtl-optimization/52543
1263 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1265 * lower-subreg.h: New file.
1266 * target-globals.h (this_target_lower_subreg): Declare.
1267 (target_globals): Add lower_subreg;
1268 (restore_target_globals): Restore this_target_lower_subreg.
1269 * target-globals.c: Include it.
1270 (default_target_globals): Add default_target_lower_subreg.
1271 (save_target_globals): Initialize target_lower_subreg.
1272 * rtl.h (init_lower_subreg): Added declaration.
1273 * toplev.c (backend_init_target): Call initializer for lower-subreg
1275 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1276 (default_target_lower_subreg): New variable.
1277 (this_target_lower_subreg): Likewise.
1278 (twice_word_mode, choices): New macros.
1279 (shift_cost, compute_splitting_shift, compute_costs)
1280 (init_lower_subreg): New functions.
1281 (resolve_simple_move): Add speed_p argument. Check choices.
1282 (find_pseudo_copy): Don't check the mode size here.
1283 (resolve_simple_move): Assert the mode size.
1284 (find_decomposable_shift_zext): Add speed_p argument and return
1285 a bool. Check choices.
1286 (resolve_shift_zext): Add comment.
1287 (dump_shift_choices, dump_choices): New functions.
1288 (decompose_multiword_subregs): Dump list of profitable
1289 transformations. Add code to skip non profitable transformations.
1290 Update calls to simple_move and find_decomposable_shift_zext.
1292 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1293 Sameera Deshpande <sameera.deshpande@arm.com>
1294 Greta Yorsh <greta.yorsh@arm.com>
1296 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1297 (thumb1_unexpanded_epilogue): ...this.
1298 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1299 (thumb1_unexpanded_epilogue): ...this.
1300 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1301 (thumb1_unexpanded_epilogue): ...this.
1303 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1305 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1306 comparing enumeration values. Update comments.
1308 2012-05-01 Alan Modra <amodra@gmail.com>
1311 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1312 load_cr_save, add_crlr_cfa_restore): New functions.
1313 (rs6000_restore_saved_cr): Rename to..
1314 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1315 (rs6000_emit_epilogue): Use new functions. Adjust condition
1316 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1317 regs when using out-of-line restore only when shrink wrapping.
1319 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1322 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1323 calls to cgraph_node_name in xstrdup.
1324 (ipa_make_edge_direct_to_target): Ditto.
1325 * cgraph.c (dump_cgraph_node): Ditto.
1326 * tree-sra.c (convert_callers_for_node): Ditto.
1327 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1328 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1329 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1330 (cgraph_materialize_all_clones): Ditto.
1331 * ipa-inline.c (report_inline_failed_reason): Ditto.
1332 (want_early_inline_function_p): Ditto.
1333 (edge_badness): Ditto.
1334 (update_edge_key): Ditto.
1335 (flatten_function): Ditto.
1336 (ipa_inline): Ditto.
1337 (inline_always_inline_functions): Ditto.
1338 (early_inline_small_functions): Ditto.
1340 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1343 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1344 constraints 0 and 1.
1346 012-04-30 Jan Hubicka <jh@suse.cz>
1348 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1349 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1350 (cgraph_add_to_same_comdat_group): Remove.
1351 (cgraph_add_asm_node): Move to cgraphunit.c.
1352 (cgraph_make_decl_local): Move to symtab.c
1353 (cgraph_make_node_local_1): Update.
1354 (cgraph_can_remove_if_no_direct_calls_and): Update.
1355 (used_from_object_file_p): Update.
1356 (resolution_used_from_other_file_p): Move to symtab.c
1357 (cgraph_used_from_object_file_p): move to symtab.c
1358 (verify_cgraph_node): Verify same comdat groups.
1359 * cgraph.h (cgraph_asm_node): Rename to ...
1360 (asm_node): ... this one.
1361 (cgraph_asm_nodes): Rename to ...
1362 (asm_nodes): ... this one.
1363 (symtab_add_to_same_comdat_group): New function.
1364 (symtab_dissolve_same_comdat_group_list): New function.
1365 (symtab_used_from_object_file_p): Declare.
1366 (symtab_make_decl_local): Declare.
1367 (cgraph_add_to_same_comdat_group): Remove.
1368 (cgraph_add_asm_node): Remove.
1369 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1371 (cgraph_finalize_compilation_unit): Rename to ...
1372 (finalize_compilation_unit): ... this one.
1373 (cgraph_optimize): Rename to ....
1374 (compile): ... this one.
1375 (add_asm_node): Declare.
1376 (fixup_same_cpp_alias_visibility): Declare.
1377 (cgraph_make_decl_local): Remove.
1378 (varpool_assemble_pending_decls): Rename to ...
1379 (varpool_output_variables): ... this one.
1380 (varpool_remove_unreferenced_decls): Remove.
1381 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1382 (preserve_function_body_p): Make static.
1383 * toplev.c (compile_file): Update comments; update.
1384 * cgraphunit.c: Update comments.
1385 (cgraph_expand_all_functions): Rename to ...
1386 (expand_all_functions): ... this one; update.
1387 (cgraph_mark_functions_to_output): Rename to ...
1388 (mark_functions_to_output): ... this one; cleanup.
1389 (cgraph_output_pending_asms): Remove prototype.
1390 (asm_nodes, asm_last_node): New static vars.
1391 (cgraph_process_new_functions): Update.
1392 (cgraph_reset_node): Cleanup; add comment.
1393 (cgraph_add_new_function): Update.
1394 (cgraph_output_pending_asms): Rename to ...
1395 (output_asm_statements): ... this one.
1396 (add_asm_node): New function.
1397 (fixup_same_cpp_alias_visibility): New function based on code
1398 in cgraph_analyze_function.
1399 (cgraph_analyze_function): Use it.
1400 (cgraph_order_sort): Update.
1401 (cgraph_output_in_order): Update.
1402 (cgraph_function_versioning): Update.
1403 (cgraph_optimize): Rename to ...
1404 (compile): ... this one; initialize streamer hooks here.
1405 (cgraph_finalize_compilation_unit): Rename to ...
1406 (finalize_compilation_unit): ... this one; do not initialize streamer
1408 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
1409 * dwarf2out.c: Update ocmment.
1410 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
1411 * method.c (use_thunk): Likewise.
1412 * semantics.c (maybe_add_lambda_conv_op): Likewise.
1413 * decl2.c (maybe_emit_vtables): Likewise.
1414 (cp_write_global_declarations): Use finalize_compilation_unit.
1415 * parser.c (cp_parser_asm_definition): Use add_asm_node.
1416 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
1417 * c-decl.c (c_write_global_declarations): Use
1418 finalize_compilation_unit.
1419 * langhooks.c (write_global_declarations): Update.
1420 * ipa.c (cgraph_externally_visible_p): Update.
1421 (dissolve_same_comdat_group_list): Remove.
1422 (function_and_variable_visibility): Update.
1423 * symtab.c: Inlcude lto-streamer.h and rtl.h
1424 (ld_plugin_symbol_resolution_names): New.
1425 (symtab_add_to_same_comdat_group): New.
1426 (symtab_dissolve_same_comdat_group_list): New.
1427 (resolution_used_from_other_file_p): Move here from cgraph.c
1428 (symtab_used_from_object_file_p): New.
1429 (symtab_make_decl_local): New.
1430 * passes.c (register_pass): Update comments.
1431 * c-parser.c (c_parser_asm_definition): Update.
1432 * varpool.c (varpool_analyze_node): Use
1433 fixup_same_cpp_alias_visibility.
1434 (varpool_remove_unreferenced_decls): Make static.
1435 (varpool_assemble_pending_decls): Rename to ...
1436 (varpool_output_variables): ... this one; call
1437 varpool_remove_unreferenced_decls.
1438 (varpool_used_from_object_file_p): Remove.
1440 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
1443 * c-typeck.c (build_array_ref): Call
1444 convert_vector_to_pointer_for_subscript.
1445 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
1447 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1449 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
1450 to compile-time "mode == <MODE>mode" checks.
1451 (and splitter): Ditto.
1453 2012-04-30 Richard Henderson <rth@redhat.com>
1455 * config/arm/arm.md (UNSPEC_LL): New.
1456 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
1457 (arm_load_exclusivedi): Use %H0.
1459 2012-04-30 Jason Merrill <jason@redhat.com>
1461 * dwarf2out.c (comdat_symbol_id): Add const.
1462 (union die_symbol_or_type_node): Add const to die_symbol.
1463 (output_die_symbol, output_die, output_comp_unit): Adjust.
1465 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1467 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
1468 * config/arm/neon.md (negdi2_neon): New insn.
1469 Also add splitters for core and NEON registers.
1471 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1473 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
1474 (arm_print_operand): Add 'x' format.
1475 * config/arm/constraints.md (Dn): Allow const_int.
1476 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
1477 Use 'x' format to print constants.
1478 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
1479 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
1481 (movdi_vfp_cortexa8): Likewise.
1483 2012-04-30 Ian Bolton <ian.bolton@arm.com>
1484 Sameera Deshpande <sameera.deshpande@arm.com>
1485 Greta Yorsh <greta.yorsh@arm.com>
1487 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
1488 * config/arm/arm.c (ldm_stm_operation_p): New function.
1489 * config/arm/predicates.md (load_multiple_operation): Update predicate.
1490 (store_multiple_operation): Likewise.
1492 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
1493 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
1494 * config/arm/predicates.md (load_multiple_operation): Add arguments.
1495 (store_multiple_operation): Likewise.
1497 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1499 * config/i386/i386.md (and<mode>3): Expand masking operations with
1500 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
1501 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
1503 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1505 Add -Wvarargs option
1506 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
1507 argument for the various warning_at calls.
1508 * docs/invoke.texi: Update the documentation.
1510 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1512 Switch -ftrack-macro-expansion=2 on by default.
1513 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
1516 Fix va_start related location
1517 * builtins.c (fold_builtin_next_arg): Unwinds to the first
1518 location in real source code.
1520 Make conversion warnings work on NULL with -ftrack-macro-expansion
1521 * input.h (expansion_point_location_if_in_system_header): Declare
1523 * input.c (expansion_point_location_if_in_system_header): Define it.
1525 Fix -Wuninitialized for -ftrack-macro-expansion
1526 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
1527 declaration. Use linemap_location_before_p for source locations.
1529 Strip "<built-in>" loc from displayed expansion context
1530 * input.c (expand_location_1): When expanding to spelling location
1531 in a context of a macro expansion, skip reserved system header
1532 locations. Update comments. * tree-diagnostic.c
1533 (maybe_unwind_expanded_macro_loc): Likewise.
1535 Make expand_location resolve to locus in main source file
1536 * input.c (expand_location_1): New. Takes a parameter to choose
1537 whether to resolve the location to spelling or expansion point.
1538 Was factorized from ...
1539 (expand_location): ... here.
1540 (expand_location_to_spelling_point): New. Implemented in terms of
1542 * diagnostic.c (diagnostic_build_prefix): Use the new
1543 expand_location_to_spelling_point instead of expand_location.
1545 Fix PCH crash on GTYed pointer-to-scalar field of a struct
1546 * gengtype.c (write_types_process_field): Force second argument of
1547 the call to the PCH object hierarchy walker to be 'x'.
1549 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1551 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1552 predicate to discriminate types.
1554 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
1556 * doc/invoke.texi (Wmissing-format-attribute): Document as an
1557 alias of Wsuggest-attribute=format.
1558 * c-typeck.c (convert_for_assignment): Replace
1559 Wmissing-format-attribute with Wsuggest-attribute=format.
1560 (digest_init): Likewise.
1562 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
1564 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
1565 * common.opt (Wmissing-noreturn): Alias of
1566 -Wsuggest-attribute=noreturn.
1568 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
1571 * config/cris/cris.md (andqu): New peephole2.
1572 (andu): Tweak head comment.
1574 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
1575 Steven Bosscher <steven@gcc.gnu.org>
1576 Maxim Kuvyrkov <maxim@codesourcery.com>
1578 PR tree-optimization/38785
1579 * common.opt (ftree-partial-pre): New option.
1580 * doc/invoke.texi: Document it.
1581 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
1582 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
1584 (execute_pre): Use flag_tree_partial_pre.
1586 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1589 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1592 2012-04-27 Ollie Wild <aaw@google.com>
1594 * doc/invoke.texi (Wliteral-suffix): Document new option.
1596 2012-04-27 Tom Tromey <tromey@redhat.com>
1598 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
1599 (dwarf_tag_name): Use get_DW_TAG_name.
1600 (dwarf_attr_name): Use get_DW_AT_name.
1601 (dwarf_form_name): Use get_DW_FORM_name.
1602 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
1604 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1606 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
1607 arguments are -1 and 0, by negating the result of the conditional.
1609 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1612 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1614 2012-04-27 Richard Guenther <rguenther@suse.de>
1616 * tree-flow.h (is_hidden_global_store): Remove.
1617 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
1618 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
1619 (stmt_may_clobber_global_p): Likewise.
1620 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
1621 (stmt_may_clobber_global_p): Likewise.
1622 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
1623 stmt_may_clobber_global_p.
1624 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
1626 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
1628 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
1631 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
1632 reorganize some fields and update comments. Rename bit_test_uniq
1633 and bit_test_count to uniq resp. count. Remove bit_test_bb.
1634 (collect_switch_conv_info): New function, collects info about a
1635 GIMPLE_SWITCH into a struct switch_conv_info.
1636 (check_range): Simplify to use pre-recorded info. Fix think-o in
1637 range-branch ratio check.
1638 (check_process_case): Remove function.
1639 (check_all_empty_except_final): New function, verifies that all
1640 non-final basic blocks are empty.
1641 (process_switch): Simplify to use pre-recorded info. Call
1642 collect_switch_conv_info to do that. Assert that degenerate switch
1643 statements have been cleaned up.
1645 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
1648 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
1650 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1653 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
1655 2012-04-27 Tom de Vries <tom@codesourcery.com>
1657 PR tree-optimization/51879
1658 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
1659 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
1661 (defs_to_varying): ... here. Don't set use_processed.
1662 (visit_reference_op_call): Handle gimple_vdef.
1663 Handle case that lhs is NULL_TREE.
1664 (visit_use): Use mark_use_processed. Handle calls with side-effect
1665 using visit_reference_op_call.
1667 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1669 * sched-deps.c (fixup_sched_groups): Rename to...
1670 (chain_to_prev_insn): ...this.
1671 (chain_to_prev_insn_p): New function.
1672 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
1674 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1676 * sched-int.h (_haifa_insn_data): Move priority_status.
1678 (INSN_MODEL_INDEX): New macro.
1679 * haifa-sched.c (insn_delay): New function.
1680 (sched_regno_pressure_class): Update commentary.
1681 (mark_regno_birth_or_death): Pass the liveness bitmap and
1682 pressure array as arguments, instead of using curr_reg_live and
1683 curr_reg_pressure. Only update the pressure if the bit in the
1684 liveness set has changed.
1685 (initiate_reg_pressure_info): Always trust the live-in set for
1686 SCHED_PRESSURE_MODEL.
1687 (initiate_bb_reg_pressure_info): Update call to
1688 mark_regno_birth_or_death.
1689 (dep_list_size): Take the list as argument.
1690 (calculate_reg_deaths): New function, extracted from...
1691 (setup_insn_reg_pressure_info): ...here.
1692 (MODEL_BAR): New macro.
1693 (model_pressure_data, model_insn_info, model_pressure_limit)
1694 (model_pressure_group): New structures.
1695 (model_schedule, model_worklist, model_insns, model_num_insns)
1696 (model_curr_point, model_before_pressure, model_next_priority):
1698 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
1699 (MODEL_INSN_INFO, MODEL_INSN): New macros.
1700 (model_index, model_update_limit_points_in_group): New functions.
1701 (model_update_limit_points, model_last_use_except): Likewise.
1702 (model_start_update_pressure, model_update_pressure): Likewise.
1703 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
1704 (model_excess_cost, model_dump_pressure_points): Likewise.
1705 (model_set_excess_costs): Likewise.
1706 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
1707 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
1708 schedule as an alternative tie-breaker. Update the call to
1710 (ready_sort): Call model_set_excess_costs.
1711 (update_register_pressure): Update call to mark_regno_birth_or_death.
1712 Rely on that function to check liveness rather than doing it here.
1713 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
1714 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
1715 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
1716 (model_record_pressure, model_record_pressures): New functions.
1717 (model_record_final_pressures, model_add_successors_to_worklist)
1718 (model_promote_predecessors, model_choose_insn): Likewise.
1719 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
1720 (model_start_schedule, model_finalize_pressure_group): Likewise.
1721 (model_end_schedule): Likewise.
1722 (schedule_insn): Say when we're scheduling the next instruction
1723 in the model schedule.
1724 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
1725 (queue_to_ready): Do not add instructions that are
1726 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
1727 Always allow the next instruction in the model schedule to be added.
1728 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1729 and delay for SCHED_PRESSURE_MODEL too.
1730 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
1731 SCHED_PRIORITY_MODEL, but also take the DFA into account.
1732 (schedule_block): Call model_start_schedule and model_end_schedule.
1733 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
1734 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1735 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
1737 (sched_finish): Update accordingly.
1738 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1739 to SCHED_PRESSURE_MODEL.
1740 (add_jump_dependencies): Update call to dep_list_size.
1741 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
1742 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1743 to SCHED_PRESSURE_MODEL.
1744 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
1745 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
1746 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1747 handling to SCHED_PRESSURE_MODEL.
1749 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1751 * common.opt (fsched-pressure-algorithm=): New option.
1752 * flag-types.h (sched_pressure_algorithm): New enum.
1753 * sched-int.h (sched_pressure_p): Replace with...
1754 (sched_pressure): ...this new variable.
1755 * haifa-sched.c (sched_pressure_p): Replace with...
1756 (sched_pressure): ...this new variable.
1757 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
1758 (update_reg_and_insn_max_reg_pressure, schedule_insn)
1759 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
1760 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
1761 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
1762 (sched_analyze_insn): Likewise.
1763 * sched-rgn.c (schedule_region): Likewise.
1764 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
1766 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
1768 * PR middle-end/52997
1769 * ira.c (find_moveable_pseudos): Call resize_reg_info.
1772 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
1773 * expr.c (convert_move): Honor unsignedp when extending partial int
1775 * genmodes.c (complete_mode): Don't clear component field of partial
1777 (emit_mode_inner): Don't emit it however.
1778 (calc_wider_mode): Partial int modes widen to their component.
1780 2012-04-26 David S. Miller <davem@davemloft.net>
1782 * config/sparc/niagara4.md: New file.
1783 * config/sparc/sparc.md: Include it.
1784 * config/sparc/sparc.c (niagara4_costs): New processor costs.
1785 (sparc_option_override): Use it.
1786 (sparc_use_sched_lookahead): Return 2 for niagara4.
1787 (sparc_issue_rate): Likewise.
1789 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
1790 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
1791 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
1792 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
1793 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
1794 alignaddrldi_vis): Set type to gsr.
1795 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
1796 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
1797 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
1798 v<vis3_shift_patname><mode>3, fmean16_vis,
1799 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
1800 fucmp<code>8<P:mode>_vis): Set type to fga.
1801 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
1802 * config/sparc/niagara.md: Likewise.
1803 * config/sparc/niagara2.md: Likewise.
1804 * config/sparc/ultra3.md: Likewise, and fix type matching for
1805 us3_ialuX reservation.
1807 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1809 * reload.c (find_reloads): Change the loop nesting when trying an
1810 alternative with swapped operands.
1812 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1814 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
1815 comment. Delete unused parameter first_exp_point_map.
1816 (virt_loc_aware_diagnostic_finalizer): Update call.
1818 2012-04-26 Michael Hope <michael.hope@linaro.org>
1819 Richard Earnshaw <rearnsha@arm.com>
1821 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
1822 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
1823 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
1824 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
1826 2012-04-25 Sriraman Tallam <tmsriram@google.com>
1828 * doc/extend.texi: Document avx2 support.
1829 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
1831 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1834 * config/cris/cris.md ("*andhi_lowpart_v32")
1835 ("*andqi_lowpart_v32"): Change first input-only operand from
1836 a (match_operand ...) to (match_dup 0). Drop alternatives with
1837 const_int-matching constraints for redundancy.
1838 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1839 three-operand alternative.
1841 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1844 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1845 instead expand it as zero extension.
1847 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
1850 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
1852 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1854 * common.opt (flag_debug_types_section): Default to 0.
1855 (dwarf_version): Default to 4.
1856 (dwarf_record_gcc_switches): Default to 1.
1857 (dwarf_strict): Default to 0.
1858 * toplev.c (process_options): Don't handle dwarf_strict
1859 or dwarf_version here.
1860 * config/vxworks.c (vxworks_override_options): Don't
1861 test whether dwarf_strict or dwarf_version are negative,
1862 instead test !global_options_set.x_dwarf_*.
1863 * config/darwin.c (darwin_override_options): Default to
1865 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
1866 and -fno-debug-types-section are now the default.
1868 2012-04-25 Jan Hubicka <jh@suse.cz>
1870 * cgraphunit.c: Update toplevel comment.
1871 (tree_rest_of_compilation): Merge into cgraph_expand_function.
1872 (cgraph_analyze_function): Make static.
1873 (cgraph_decide_is_function_needed): Make static.
1874 (cgraph_add_new_function): Use expand_function instead of
1875 rest_of_compilation.
1876 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1877 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1879 (cgraph_inline_p): Remove.
1880 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
1881 (init_cgraph): Add comment.
1882 * cgraphbuild.c (record_reference, mark_address, mark_load,
1883 mark_store): Do not call analyze_expr hook.
1884 * cgraph.c: Update toplevel comment.
1885 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1886 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1887 Move fere from cgraphunit.c
1888 (cgraph_mark_force_output_node): Move to cgraph.h
1889 * cgraph.h: Reorder so the comments match the function placement.
1890 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
1891 (cgraph_mark_force_output_node): Move here from cgraph.c
1892 * tree.c (free_lang_data): Do not clear analyze_expr hook.
1893 * ipa-inline-transform.c (preserve_function_body_p): New function.
1894 (inline_transform): Update.
1895 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
1896 * langhooks.h (lang_hooks_for_callgraph): Remove.
1897 (lang_hooks): Remove callgraph.
1898 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
1899 * varpool.c: Remove out of date comment.
1900 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
1901 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
1903 2012-04-25 Jan Hubicka <jh@suse.cz>
1906 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
1907 forward declaration.
1908 (cgraph_finalize_function): Finalize them here.
1909 * symtab.c (dump_symtab): Dump ctors and dtors.
1911 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1914 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1915 larger than maxbits. Don't compute maxbits modulo align.
1916 Also check that unit bytes long store at bitpos / unit * unit
1917 doesn't affect bits beyond bitregion_end.
1918 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1919 would not fit into bitregion_start ... bitregion_end + 1 bit region.
1920 (store_split_bit_field): Decrease unit close to end of bitregion_end
1921 if access is restricted in order to avoid mutual recursion.
1923 PR tree-optimization/53058
1924 * double-int.h (double_int_max_value, double_int_min_value): New
1926 * double-int.c (double_int_max_value, double_int_min_value): New
1928 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
1929 or GT_EXPR with double_int_max_value instead of double_int_mask.
1931 2012-04-25 Richard Guenther <rguenther@suse.de>
1933 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1934 * tree-vect-loop.c (vect_transform_loop): Adjust.
1935 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
1936 the maximum number of iterations for the epilogue loop.
1937 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
1939 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1942 * c-typeck.c (set_nonincremental_init,
1943 set_nonincremental_init_from_string): Pass true instead of false
1944 as IMPLICIT to add_pending_init.
1946 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1948 * c-typeck.c (pop_init_level): Improve diagnostics.
1950 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
1952 * compare-elim.c (try_eliminate_compare): Also handle operands with
1953 implicit extensions.
1955 2012-04-25 Alan Modra <amodra@gmail.com>
1957 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
1958 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
1959 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
1960 (no_global_regs_above): Delete.
1961 (no_global_regs): New function.
1962 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
1963 value for load multiple test.
1964 (savres_routine_syms): Increase size.
1965 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
1966 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
1967 rather than a number of boolean flags. Update all callers.
1968 (rs6000_savres_routine_name): Generate vector save/restore names.
1969 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
1970 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
1971 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
1972 and using_store_multiple. Expand uses. Don't always use r11 as
1973 frame reg when needed for out-of-line saves. Set up initial offset
1974 for out-of-line vector saves when buying stack frame. Handle pointer
1975 reg setup for out-of-line fp save. Emit call to out-of-line vector
1976 save function. Choose r11 or r12 for vrsave reg when available for
1978 (rs6000_output_function_prologue): Don't emit .extern for ELF.
1979 (rs6000_emit_epilogue): Choose a better frame reg when restoring
1980 from back-chain to suit out-of-line vector restore functions. Emit
1981 call to out-of-line vector restore function. Adjust register used
1982 for cr restore. Tweak pointer register setup for gpr restore.
1983 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
1985 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
1986 (V_SAVE_INLINE): Define.
1987 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
1989 2012-04-25 Alan Modra <amodra@gmail.com>
1991 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
1992 out-of-line save/restore for large frames. Don't disable
1993 out-of-line saves on ABI_AIX when using static chain reg.
1994 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
1995 clobber static chain reg, and tweak for out-of-line gpr saves
1998 2012-04-25 Alan Modra <amodra@gmail.com>
2000 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2001 (rs6000_emit_prologue): Use the above to catch register overlap.
2003 2012-04-25 Alan Modra <amodra@gmail.com>
2005 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2006 decl. Move logic selecting update reg to callers. Update all callers.
2007 (rs6000_emit_allocate_stack): Add copy_off param.
2008 (emit_frame_save): Don't handle reg+reg addressing.
2009 (ptr_regno_for_savres): New function, extracted from..
2010 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2011 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2012 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2013 frame offset adjustment for out-of-line save with copy from sp.
2014 Simplify condition controlling whether cr is saved early or
2015 late. Use ptr_regno_for_savres to verify correct reg is set
2016 up for out-of-line saves. Pass the actual pointer reg used to
2017 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2018 function. Rearrange spe vars so code is similar to that
2019 elsewhere in this function. Don't update frame_off when spe
2020 save code will restore r11. Use emit_frame_save for spe and
2021 gpr saves. Consolidate darwin out-of-line gpr setup with that
2022 for other abis. Don't assume frame_offset is zero and frame
2023 reg is sp when setting up altivec reg saves, and calculate
2024 exact offset requirement.
2025 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2026 spe restore code. Consolidate darwin out-of-line gpr setup
2027 with that for other abis.
2029 2012-04-25 Alan Modra <amodra@gmail.com>
2031 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2032 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2034 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2036 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2037 and emit_frame_save calls. Cope with possibly missing note.
2039 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2041 * config/i386/i386.c (build_processor_model_struct): New function.
2042 (make_var_decl): New function.
2043 (fold_builtin_cpu): New function.
2044 (ix86_fold_builtin): New function.
2045 (make_cpu_type_builtin): New function.
2046 (ix86_init_platform_type_builtins): New function.
2047 (ix86_expand_builtin): Expand new builtins by folding them.
2048 (ix86_init_builtins): Make new builtins to detect CPU type.
2049 (TARGET_FOLD_BUILTIN): New macro.
2050 (IX86_BUILTIN_CPU_INIT): New enum value.
2051 (IX86_BUILTIN_CPU_IS): New enum value.
2052 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2053 * config/i386/i386-builtin-types.def: New function type.
2054 * testsuite/gcc.target/builtin_target.c: New testcase.
2055 * doc/extend.texi: Document builtins.
2057 2012-04-24 Olivier Hainque <hainque@adacore.com>
2059 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2060 * toplev.c (process_options): Default to dwarf_version 2.
2061 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2062 and dwarf_version 2.
2064 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2066 * tree-pretty-print.h (default_tree_printer): Do not declare.
2067 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2069 (default_tree_diagnostic_starter): Make static.
2070 (default_tree_printer): Move to here. Make static.
2071 (tree_diagnostics_defaults): New.
2072 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2073 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2074 * toplev.c: Do not include tree-pass.h.
2075 (default_tree_printer): Move from here.
2076 (general_init): Use tree_diagnostics_defaults.
2078 2012-04-24 Chao-ying Fu <fu@mips.com>
2080 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2081 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2082 * config/mips/gnu-user.h
2083 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2084 (GNU_USER_TARGET_LINK_SPEC): New define.
2085 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2086 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2087 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2088 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2089 GNU_USER_TARGET_ENDFILE_SPEC.
2090 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2091 (GNU_USER_TARGET_LINK_SPEC): New define.
2092 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2093 * config/mips/linux-common.h: New file.
2095 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2098 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2099 (altivec_build_resolved_builtin): Call fully_fold_convert.
2101 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2104 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2106 2012-04-24 Richard Guenther <rguenther@suse.de>
2108 PR tree-optimization/53085
2109 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2112 2012-04-24 Richard Guenther <rguenther@suse.de>
2114 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2117 2012-04-24 Jim Meyering <meyering@redhat.com>
2119 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2120 absence of an define_enum call.
2122 2012-04-24 Richard Guenther <rguenther@suse.de>
2124 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2125 the epilogue loop is not re-used as unvectorized version
2126 record the its maximum number of iterations.
2128 2012-04-24 Andrew Pinski <apinski@cavium.com>
2130 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2131 Don't directly use def1/def2.
2133 2012-04-24 Richard Guenther <rguenther@suse.de>
2135 PR tree-optimization/53098
2136 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2139 2012-04-24 Andrew Pinski <apinski@cavium.com>
2142 * tree-ssa-forwprop.c (defcodefor_name): New function.
2143 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2144 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2145 Simplify "(~X | Y) & X" to "X & Y" and
2146 "(~X & Y) | X" to "X | Y".
2148 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2150 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2151 validate_change to add clobbers if IN_GROUP is nonzero.
2152 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2153 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2155 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2157 * config/s390/s390.c (insn_invalid_p): Likewise.
2159 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2162 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2163 (output_addressed_constants): Likewise.
2166 * varasm.c (get_section): Don't ICE for section conflicts with
2167 built-in section kinds.
2169 2012-04-23 DJ Delorie <dj@redhat.com>
2171 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2172 (LIBSTDCXX): Change to CPP2.
2174 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2177 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2180 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2182 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2183 (*addsi_2_zext): Ditto.
2184 (*add<mode>_3): Ditto.
2185 (*addsi_3_zext): Ditto.
2186 (*add<mode>_5): Ditto.
2188 2012-04-23 Andrew Pinski <apinski@cavium.com>
2190 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2191 (C & B) to (A OP0) & B.
2193 2012-04-23 Martin Jambor <mjambor@suse.cz>
2195 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2196 temporaries created for a bitfield (reverting revision 122014).
2198 2012-04-23 Richard Guenther <rguenther@suse.de>
2200 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2201 the condition using is_gimple_condexpr and avoid the not necessary
2203 (set_prologue_iterations): Likewise.
2204 (vect_loop_versioning): Likewise.
2206 2012-04-23 Richard Guenther <rguenther@suse.de>
2208 PR tree-optimization/53070
2209 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2210 (main_tree_if_conversion): Verify we succeeded in that.
2212 2012-04-23 Jan Hubicka <jh@suse.cz>
2214 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2215 mark_reahcable_node.
2216 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2217 (cgraph_mark_reachable_node): Remove.
2218 (cgraph_mark_force_output_node): Do not set reachable.
2219 (dump_cgraph_node): Do not dump reachable.
2220 (cgraph_create_virtual_clone): Do not set reachable.
2221 * cgraph.h (cgraph_node): Remove reachable flag.
2222 (varpool_node): Remove reachable flag.
2223 (cgraph_mark_if_needed): Remove.
2224 (cgraph_mark_reachable_node): Remove.
2225 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2226 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2228 (cgraph_add_new_function): Likewise.
2229 (cgraph_mark_if_needed): Remove.
2230 (cgraph_analyze_function): Do not set target as reachable.
2231 (process_function_and_variable_attributes): Do not care about
2233 (cgraph_analyze_functions): Do not set reachable flags.
2234 (cgraph_mark_functions_to_output): Do not check reachability.
2235 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2236 (dbxout_expand_expr): Update.
2237 * c-decl.c (merge_decls): Do not track changed externs.
2238 * ipa.c: Include pointer-set.h
2239 (enqueue_cgraph_node): Use reachable pointer set.
2240 (process_references): Likewise.
2241 (cgraph_remove_unreachable_nodes): Likewise.
2242 (whole_program_function_and_variable_visibility): Do not recompute
2244 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2246 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2248 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2250 2012-04-23 Richard Guenther <rguenther@suse.de>
2253 * c-typeck.c (build_binary_op): Fix typo.
2255 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2257 PR tree-optimizations/52891
2258 * tree-vect-patterns.c (adjust_bool_pattern): Use
2259 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2260 but with non-standard precision.
2262 2012-04-22 Jan Hubicka <jh@suse.cz>
2264 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2267 2012-04-22 Jan Hubicka <jh@suse.cz>
2269 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2270 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2271 mark_load, mark_store): Do not mark varpool nodes as needed.
2272 * cgraph.c (cgraph_new_nodes): Remove.
2273 (cgraph_create_function_alias): Do not mark nodes as reachable.
2274 (cgraph_add_thunk): Likewise.
2275 (cgraph_mark_reachable_node): Do not manage the queue.
2276 * cgraph.h (cgraph_node): Remove next_needed.
2277 (varpool_nodes_queue): Remove next_needed and prev_needed.
2278 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2279 (cgraph_new_nodes): Declare.
2280 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2281 (varpool_analyze_pending_decls): Remove.
2282 (varpool_analyze_node): New.
2283 (varpool_mark_needed_node): Remove.
2284 (varpool_first_variable, varpool_next_variable): New inlines.
2285 (varpool_first_static_initializer, varpool_next_static_initializer):
2287 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2288 (varpool_first_defined_variable): New inline.
2289 (varpool_next_defined_variable): New inline
2290 (FOR_EACH_VARIABLE): Reimplement.
2291 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2292 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2294 * cgraphunit.c (cgraph_new_nodes): Declare here.
2295 (enqueue_node): New function.
2296 (cgraph_process_new_functions): update for new
2297 node set; when constructing cgraph enqueue node for processing.
2298 (cgraph_add_new_function): Use new node set.
2299 (process_function_and_variable_attributes): Do not set varpool needed
2301 (referred_to_p): New function.
2302 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2303 when varpool is in construction.
2304 (cgraph_analyze_functions): Rewrite.
2305 (cgraph_expand_all_functions): Update.
2306 (cgraph_output_in_order): Do not analyze pending decls; do not set
2308 (cgraph_optimize): Do not analyze pending decls.
2309 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2310 in other partition; do not mark node as needed.
2311 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2312 (premark_types_used_by_global_vars_helper): Likewise.
2313 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2314 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2316 (function_and_variable_visibility): Do not mark node as needed.
2317 (whole_program_function_and_variable_visibility): Likewise.
2318 * Makefile.in (gt-varpool.h): No longer needed.
2319 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2320 (ipa_write_summaries): Do not use needed flag.
2321 * varpool.c: Do not include gt-varpool.h
2322 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2323 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2324 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2326 (varpool_remove_node): Do not update the lists.
2327 (dump_varpool_node): Do not dump needed flag.
2328 (varpool_enqueue_needed_node): Remove.
2329 (varpool_mark_needed_node): Remove.
2330 (varpool_reset_queue): Remove.
2331 (varpool_finalize_decl): Move to cgraphunit.c
2332 (varpool_analyze_node): New functions based on former
2333 varpool_analyze_pending_decls.
2334 (varpool_analyze_pending_decls): Remove.
2335 (varpool_assemble_decl): Do not update the lists.
2336 (enqueue_node): New function.
2337 (varpool_remove_unreferenced_decls): Rewrite.
2338 (varpool_empty_needed_queue): Remove.
2339 (add_new_static_var): Do not mark node as needed.
2340 (varpool_create_variable_alias): Handle expansion state
2342 * except.c (output_ttype): Do not mark node as needed.
2343 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2344 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2346 * tree-switch-conversion.c (build_one_array): Likewise.
2348 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2351 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2352 * common.opt (Wpedantic): New.
2353 (pedantic): Alias Wpedantic.
2354 * diagnostic.c (warning_at): Likewise.
2355 * c-decl.c (diagnose_mismatched_decls): Likewise.
2356 (build_array_declarator): Likewise.
2357 (mark_forward_parm_decls):
2358 (check_bitfield_type_and_width): Likewise.
2359 (grokdeclarator): Likewise.
2360 (grokfield): Likewise.
2361 (finish_struct): Likewise.
2362 (build_enumerator): Likewise.
2363 (store_parm_decls_oldstyle): Likewise.
2364 (declspecs_add_qual): Likewise.
2365 (declspecs_add_type): Likewise.
2366 (finish_declspecs): Likewise.
2367 * c-typeck.c (composite_type): Likewise.
2368 (comp_target_types): Likewise.
2369 (build_array_ref): Likewise.
2370 (pointer_diff): Likewise.
2371 (build_unary_op): Likewise.
2372 (build_conditional_expr): Likewise.
2373 (build_c_cast): Likewise.
2374 (convert_for_assignment): Likewise.
2375 (maybe_warn_string_init): Likewise.
2376 (digest_init): Likewise.
2377 (pop_init_level): Likewise.
2378 (set_init_index): Likewise.
2379 (c_finish_goto_label): Likewise.
2380 (c_finish_return): Likewise.
2381 (do_case): Likewise.
2382 (build_binary_op): Likewise.
2383 * c-parser.c (static): Likewise.
2384 (c_parser_external_declaration): Likewise.
2385 (c_parser_declaration_or_fndef): Likewise.
2386 (c_parser_static_assert_declaration_no_se): Likewise.
2387 (c_parser_enum_specifier): Likewise.
2388 (c_parser_struct_or_union_specifier): Likewise.
2389 (c_parser_struct_declaration): Likewise.
2390 (c_parser_alignas_specifier): Likewise.
2391 (c_parser_braced_init): Likewise.
2392 (c_parser_initelt): Likewise.
2393 (c_parser_compound_statement_nostart): Likewise.
2394 (c_parser_conditional_expression): Likewise.
2395 (c_parser_alignof_expression): Likewise.
2396 (c_parser_postfix_expression): Likewise.
2397 (c_parser_postfix_expression_after_paren_): Likewise.
2398 (c_parser_objc_class_instance_variables): Likewise.
2399 (c_parser_objc_method_definition): Likewise.
2400 (c_parser_objc_methodprotolist): Likewise.
2402 2012-04-22 Ian Lance Taylor <iant@google.com>
2404 * godump.c (go_output_typedef): Dump size of structs.
2406 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
2408 Correcting transform_to_exit_first_loop + fix to PR46886
2409 * tree-parloops.c (transform_to_exit_first_loop): Remove
2410 setting of number of iterations according to the loop pattern.
2411 Duplicate from entry to exit->src instead of loop->latch.
2412 (pallelize_loops): Remove the condition preventing do-while loops.
2413 * tree-cfg.c (bool bb_in_region_p): New.
2414 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
2415 Adjust redirection of the duplicated iteration.
2417 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2420 * rtl.def (ADDRESS): Use "i" rather than "w".
2421 * rtl.h (find_base_term): Delete.
2422 (may_be_sp_based_p): Declare.
2423 * rtl.c (rtx_code_size): Remove ADDRESS special case.
2424 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
2425 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
2427 (find_base_term): Make static.
2428 (may_be_sp_based_p): New function.
2429 * dse.c (record_store): Use it.
2430 * store-motion.c (store_killed_in_insn): Likewise.
2432 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2434 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
2436 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2439 * c-typeck.c (inform_declaration): New.
2440 (build_function_call_vec): Do not pretty-print
2441 expressions when caret is enabled.
2442 (convert_arguments): Use inform_declaration.
2444 2012-04-20 Jim Meyering <meyering@redhat.com>
2446 * genmodes.c (make_complex_modes): Don't truncate a mode name of
2447 length 7 or more when prepending a "C". Suggested by Richard Guenther.
2449 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2451 PR rtl-optimization/44214
2452 * fold-const.c (exact_inverse): New function.
2453 (fold_binary_loc): Fold vector and complex division by constant into
2454 multiply by recripocal with flag_reciprocal_math; fold vector division
2455 by constant into multiply by reciprocal with exact inverse.
2457 2012-04-20 Jan Hubicka <jh@suse.cz>
2459 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
2461 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
2462 (cgraph_remove_node): Update.
2463 (cgraph_mark_needed_node): Remove.
2464 (cgraph_mark_force_output_node): New.
2465 (dump_cgraph_node): Do not dump needed flag.
2466 (cgraph_node_cannot_be_local_p_1): Update.
2467 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
2468 * cgraph.h (symtab_node_base): Add force_output flag.
2469 (cgraph_node): Remove needed flag.
2470 (varpool_node): Remove force_output flag.
2471 (cgraph_mark_needed_node): Remove.
2472 (cgraph_mark_force_output_node): New.
2473 (cgraph_only_called_directly_or_aliased_p,
2474 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
2475 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
2476 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
2477 (cgraph_add_new_function): Update.
2478 (cgraph_mark_if_needed): Update.
2479 (verify_cgraph_node): Update.
2480 (cgraph_analyze_function): Alias target is reachable.
2481 (process_function_and_variable_attributes): Update: externally_visible
2482 flag makes function reachable.
2483 (cgraph_analyze_functions): Update dumping.
2484 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
2485 input_overwrite_node, input_varpool_node): Update streaming.
2486 * lto-streamer-out.c (produce_symtab): Use force_output.
2487 * ipa.c (process_references): Weakrefs must be processed.
2488 (cgraph_remove_unreachable_nodes): Likewise; update for new
2490 (varpool_externally_visible_p): Weakrefs are externally visible
2491 even if they are not.
2492 (function_and_variable_visibility): Update; when processing alias
2493 pair force the targets to be output.
2494 (whole_program_function_and_variable_visility): Use
2495 mark_reachable_node.
2496 * trans-mem.c (ipa_tm_mark_needed_node): Remove
2497 (ipa_tm_mark_force_output_node): New function.
2498 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
2499 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
2501 * varasm.c (mark_decl_referenced): Update.
2502 (find_decl_and_mark_needed): Remove.
2503 (find_decl): New function.
2504 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
2505 alias targets as needed.
2506 (dump_tm_clone_pairs): Update.
2507 * tree-inline.c (copy_bb): Update check.
2508 * symtab.c (dump_symtab_base): Dump force_output.
2509 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
2510 * passes.c (execute_todo): Fix dumping.
2511 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
2512 (varpool_analyze_pending_decls): Alias target is reachable.
2513 (varpool_create_variable_alias): Finalize weakrefs.
2515 2012-04-20 Jakub Jelinek <jakub@redhat.com>
2518 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
2519 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
2520 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
2521 macros instead of constants.
2522 * dse.c (record_store): Check for SP ADDRESS by comparing
2523 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
2524 XEXP to be stack_pointer_rtx.
2526 2012-04-20 Richard Guenther <rguenther@suse.de>
2528 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
2529 update_call_from_tree when propagating into a call.
2531 2012-04-20 Alan Modra <amodra@gmail.com>
2533 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
2534 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
2535 sp_offset to frame_off. Move world save code earlier.
2537 2012-04-20 Richard Guenther <rguenther@suse.de>
2539 PR tree-optimization/53050
2540 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
2541 Do only one transform on COND_EXPRs at the same time.
2543 2012-04-19 Jan Hubicka <jh@suse.cz>
2545 * symtab.c (dump_symtab_base): Revert accidental checkin.
2547 2012-04-20 Alan Modra <amodra@gmail.com>
2550 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
2551 static chain, set REST_INLINE_FPRS too.
2553 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
2555 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
2558 2012-04-20 Richard Guenther <rguenther@suse.de>
2560 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
2561 loops that can never run more often than the vectorization factor.
2563 2012-04-19 Jan Hubicka <jh@suse.cz>
2565 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
2567 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
2569 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2571 2012-04-19 Jim Meyering <meyering@redhat.com>
2573 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
2574 We verified above that the string(including trailing NUL) fits in buf,
2577 2012-04-19 Richard Guenther <rguenther@suse.de>
2579 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
2580 for dumping DECL_SECTION_NAME.
2582 2012-04-19 Michael Matz <matz@suse.de>
2585 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
2586 (struct tree_vector): Adjust GTY length.
2587 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
2589 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
2591 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
2592 caller emitted the length calulation already.
2593 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
2594 before handling any of the fields for structs.
2596 2012-04-19 Richard Guenther <rguenther@suse.de>
2598 PR tree-optimization/53031
2599 * tree-vrp.c (adjust_range_with_scev): Revert back to
2600 using max_loop_iterations.
2602 2012-04-19 Michael Matz <matz@suse.de>
2604 * diagnostic.c (emit_diagnostic): Move va_end call after user
2606 (warning, warning_at, pedwarn, permerror): Ditto.
2608 2012-04-19 Richard Guenther <rguenther@suse.de>
2610 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2613 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2616 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2617 the case *(X+const).
2619 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2621 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2623 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2626 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
2627 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
2629 2012-04-19 Richard Guenther <rguenther@suse.de>
2631 PR rtl-optimization/44688
2632 * loop-iv.c (determine_max_iter): Only return max_iter.
2633 (iv_number_of_iterations): Also use the recorded loop bound
2634 on the maximum number of iterations.
2635 * loop-unroll.c (decide_unroll_runtime_iterations): Use
2636 max_iter to avoid unrolling loops that do not roll.
2637 (decide_unroll_stupid): Likewise.
2639 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2641 * targhooks.c (default_case_values_threshold): Fix code style nit.
2643 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
2644 case range and type folding from here...
2645 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
2646 type, as documented in tree.def.
2648 2012-04-18 Jan Hubicka <jh@suse.cz>
2650 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
2652 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
2653 cgraph hash and same comdat groups.
2654 (cgraph_optimize): Verify symbol table.
2655 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
2656 (dissolve_same_comdat_group_list): Work on symtab nodes.
2657 (function_and_variable_visibility): Dissolve variable same comdat group
2659 * symtab.c: Include timevar.h
2660 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
2662 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2664 * tree-switch-conversion.c (info): Remove global pass info.
2665 (check_range, check_process_case, check_final_bb, create_temp_arrays,
2666 free_temp_arrays, gather_default_values, build_constructors,
2667 array_value_type, build_one_array, build_arrays, gen_def_assigns,
2668 fix_phi_nodes, gen_inbound_check): Pass info around from ...
2669 (process_switch): ... here. Unify message format. Return a const
2670 char pointer to the failure reason message.
2671 (do_switchconv): Unify message format. Update process_switch usage.
2673 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
2674 * tree-cfg.c (edge_to_cases): Fix documentation.
2676 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2678 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2680 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2682 PR tree-optimization/52976
2683 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
2684 (possibly_move_powi): New function.
2685 (rewrite_expr_tree): Call possibly_move_powi.
2686 (rewrite_expr_tree_parallel): Likewise.
2687 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
2688 call add_to_ops_vec instead.
2690 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2692 PR tree-optimization/52976
2693 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
2694 (decrement_power): Likewise.
2695 (propagate_op_to_single_use): Likewise.
2696 (zero_one_operation): Handle __builtin_pow* calls in linearized
2697 expression trees; factor logic into propagate_op_to_single_use.
2698 (undistribute_ops_list): Allow operands with repeat counts > 1.
2700 2012-04-18 Richard Guenther <rguenther@suse.de>
2702 PR tree-optimization/44688
2703 * cfgloop.h (record_niter_bound): Declare.
2704 * tree-ssa-loop-niter.c (record_niter_bound): Export.
2705 Update the estimation with the upper bound here...
2706 (estimate_numbers_of_iterations_loop): ... instead of here.
2707 Do not forcefully reset a recorded upper bound.
2708 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
2709 Record the maximum number of loop iterations of the prologue loop.
2711 2012-04-18 Jan Hubicka <jh@suse.cz>
2713 * lto-symtab.c (lto_cgraph_replace_node): Update.
2714 * cgraphbuild.c (record_reference, record_type_list,
2715 record_eh_tables, mark_address, mark_load, mark_store): Update.
2716 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
2717 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
2719 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
2720 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
2721 * reload.c: Fix typo in comment.
2722 * rtlanal.c: Likewise.
2723 * tree-emultls.c (gen_emutls_addr): Update.
2724 * ipa-reference.c (analyze_function): Update.
2725 * cgraphunit.c (cgraph_analyze_function,
2726 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
2728 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
2729 (ipa_remove_reference): Likewise.
2730 (ipa_remove_all_refering): Rename to ...
2731 (ipa_remove_all_referring): ... this one; update.
2732 (ipa_dump_references): Update.
2733 (ipa_dump_referring): Update.
2734 (ipa_clone_references): Update.
2735 (ipa_clone_refering): Rename to ...
2736 (ipa_clone_referring): ... this one; update.
2737 (ipa_ref_cannot_lead_to_return): Update.
2738 (ipa_ref_has_aliases_p): Update.
2739 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
2741 (ipa_ref_type): Remove.
2742 (ipa_ref_ptr_u): Remove.
2743 (ipa_ref): Remove referencing, refered, refered_index, refering_type
2744 and refered_type; add referring, referred and referred_index.
2745 (ipa_ref_list): Rename refering to referring.
2746 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
2747 ipa_clone_references, ipa_clone_referring): Update prototypes.
2748 * lto-cgraph.c (referenced_from_other_partition_p): Update.
2749 (lto_output_ref): Update.
2750 (add_references): Update.
2751 (input_varpool_node): Update.
2752 (input_refs): Update.
2753 * ipa-ref-inline.h (ipa_ref_node): Update.
2754 (ipa_ref_varpool_node): Update.
2755 (ipa_ref_referring_node): Update.
2756 (ipa_ref_referring_varpool_node): Update.
2757 (ipa_ref_referring_ref_list): Update.
2758 (ipa_ref_referred_ref_list): Update.
2759 (ipa_ref_list_first_referring): Update.
2760 (ipa_empty_ref_list): Update.
2761 (ipa_ref_list_refering_iterate): Rename to ...
2762 (ipa_ref_list_referring_iterate): ... this one.
2763 * cse.c: Update comment.
2764 * ipa-utils.c (ipa_reverse_postorder): Update.
2765 * tree-ssa-alias.c: Update.
2766 * ipa-inline.c (reset_edge_caches): Update.
2767 (update_caller_keys): Update.
2768 * ipa-inline.h: Update comments.
2769 * jump.c: Update comment.
2770 * alias.c: Likewise.
2771 * ipa.c (process_references): Update.
2772 (cgraph_remove_unreachable_nodes): Likewise.
2773 (ipa_discover_readonly_nonaddressable_var): Likewise.
2774 (cgraph_address_taken_from_non_vtable_p): Likewise.
2775 * trans-mem.c (ipa_tm_execute): Update.
2776 * simplify-rtx.c: Fix comment.
2777 * rtl.c: Fix comment.
2778 * symtab.c (symtab_unregister_node): Update.
2779 * varpool.c (dump_varpool_node): Update.
2780 (varpool_analyze_pending_decls): Update.
2781 (assemble_aliases): Update.
2782 (varpool_for_node_and_aliases): Update.
2784 2012-04-18 Richard Guenther <rguenther@suse.de>
2786 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
2787 use_undefined_p parameter.
2788 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
2789 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
2791 (estimate_numbers_of_iterations): Likewise.
2792 (estimated_loop_iterations): Adjust.
2793 (max_loop_iterations): Likewise.
2794 (scev_probably_wraps_p): Likewise.
2795 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
2796 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
2797 not max_loop_iterations.
2798 (execute_vrp): Remove explicit number of iterations estimation.
2800 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
2802 * config/i386/linux-common.h: New.
2804 * config.gcc: Add i386/linux-common.h before
2805 all i386/linux.h and i386/linux64.h usages.
2807 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
2808 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2809 * config/i386/gnu-user64.h: Likewise.
2811 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
2812 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
2813 (GNU_USER_TARGET_MATHFILE_SPEC): New.
2814 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
2816 2012-04-18 Jan Hubicka <jh@suse.cz>
2818 * cgraph.c (cgraph_node_name): Remove.
2819 (dump_cgraph_node): Use dump_symtab_base; reformat.
2820 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
2821 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
2823 (cgraph_node_name, varpool_node_name): Remove.
2824 (cgraph_node_asm_name, varpool_node_asm_name,
2825 cgraph_node_name, varpool_node_name): New.
2826 * tree-pass.h (TODO_dump_cgraph): Rename to ...
2827 (TODO_dump_symtab): ... this one.
2828 * ipa-cp (pass_ipa_cp): Update.
2829 * ia-reference.c (generate_summary, read_write_all_from_decl,
2830 propagate, ipa_reference_read_optimization_summary): Update.
2831 * cgraphunit.c (cgraph_analyze_functions): Update.
2832 (cgraph_optimize): Update.
2833 * ipa-ref.c (ipa_dump_references): Update.
2834 (ipa_dump_refering): Update.
2835 * ipa-inline.c (pass_ipa_inline): Update.
2836 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
2837 * ipa.c (pass_ipa_function_visibility,
2838 pass_ipa_whole_program_visibility): Update.
2839 * tree-sra.c (pass_early_ipa_sra): Update.
2840 * symtab.c: Include langhooks.h
2841 (symtab_node_asm_name): New.
2842 (symtab_node_name): New.
2843 (symtab_type_names): New static var.
2844 (dump_symtab_base): New.
2845 (dump_symtab_node, dump_symtab): New.
2846 (debug_symtab_node, debug_symtab): New.
2847 * tree-ssa-structalias.c: Dump symbol table.
2848 * pases.c (execute_todo): Handle TODO_dump_symtab instead
2849 of TODO_dump_cgraph.
2850 * varpoo.c (varpool_node_name): Remove.
2851 (dump_varpool_node): Use dump_symtab_base; reformat.
2853 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2855 * doc/invoke.texi (Language Independent Options): @item should be
2858 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2861 * rtl.c (rtx_code_size): Handle ADDRESS.
2863 2012-04-17 Tom de Vries <tom@codesourcery.com>
2865 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
2868 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2871 * config/i386/sync.md (atomic_<code><mode>): Rename to
2872 atomic_<logic><mode>.
2874 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2876 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
2877 * alias.c (reg_base_value): Expand and update comment.
2878 (arg_base_value): New variable.
2879 (unique_id): Move up file.
2880 (unique_base_value, unique_base_value_p, known_base_value_p): New.
2881 (find_base_value): Use arg_base_value and known_base_value_p.
2882 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
2883 (find_base_term): Use known_base_value_p.
2884 (base_alias_check): Use unique_base_value_p.
2885 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
2886 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
2888 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
2890 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
2892 2012-04-17 Michael Matz <matz@suse.de>
2894 PR tree-optimization/18437
2895 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
2896 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
2897 (vect_check_strided_load): Declare.
2898 * tree-vect-data-refs.c (vect_check_strided_load): New function.
2899 (vect_analyze_data_refs): Use it to accept strided loads.
2900 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
2902 2012-04-17 Richard Guenther <rguenther@suse.de>
2905 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
2906 loops when redirecting an entry or latch edge.
2908 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
2910 * sel-sched.c (sel_global_init): Revert previous change.
2912 2012-04-17 Richard Guenther <rguenther@suse.de>
2914 * tree-flow.h (array_at_struct_end_p): Move declaration ...
2915 * tree.h (array_at_struct_end_p): ... here.
2916 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
2917 * expr.c (array_at_struct_end_p): ... here. Rewrite.
2919 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
2921 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
2922 COST_TABLE): Remove.
2923 (estimate_case_costs): Remove.
2924 (expand_case): Do not call estimate_case_costs
2925 to set use_cost_table.
2926 (balance_case_nodes): Do not use use_cost_table.
2928 2012-04-16 Jan Hubicka <jh@suse.cz>
2930 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
2931 (hash_node, eq_node): Remove.
2932 (cgraph_create_node): Do not handle hashtable.
2933 (cgraph_get_node): Remove.
2934 (cgraph_insert_node_to_hashtable): Remove.
2935 (hash_node_by_assembler_name): Remove.
2936 (eq_assembler_name): Remove.
2937 (cgraph_node_for_asm): Rewrite.
2938 (cgraph_find_replacement_node): Break out from ...
2939 (cgraph_remove_node): ... here; do not maintain hashtables.
2940 (change_decl_assembler_name): Remove.
2941 (cgraph_clone_node): Do not maintain hashtables.
2942 * cgraph.h (const_symtab_node): New typedef.
2943 (cgraph_insert_node_to_hashtable): Remove.
2944 (symtab_get_node, symtab_node_for_asm,
2945 symtab_insert_node_to_hashtable): Declare.
2946 (cgraph_find_replacement_node): Declare.
2947 (cgraph_get_node, varpool_get_node): Turn into inlines.
2948 (cgraph, varpool): Work sanely on NULL pointers.
2949 (FOR_EACH_SYMBOL): New walker.
2950 * ipa-inline-transform.c (save_inline_function_body): Use
2951 symtab_insert_node_to_hashtable.
2952 * symtab.c: Include ggc.h and diagnostics.h
2953 (symtab_hash, assembler_name_hash): New static vars;
2954 (hash_node, eq_node, hash_node_by_assembler_name,
2955 eq_assembler_name, insert_to_assembler_name_hash,
2956 unlink_from_assembler_name_hash): New.
2957 (symtab_register_node): Update hashtables.
2958 (symtab_insert_node_to_hashtable): New.
2959 (symtab_unregister_node): Update hashtables.
2960 (symtab_get_node): New.
2961 (symtab_node_for_asm): New.
2962 (change_decl_assembler_name): New.
2963 * Makefile.in (symtab.o): Needs GTY.
2964 * varpool.c (varpool_hash): Remove.
2965 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
2966 (varpool_node): Rewrite using varpool_get_node.
2967 (varpool_remove_node): DO not maintain hashtables.
2968 (varpool_node_for_asm): Rewrite.
2970 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
2972 * doc/invoke.texi: Copy-edit to put verbs in the present tense
2973 when describing the current behavior of GCC.
2975 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
2977 * genemit.c (gen_exp): Remove ADDRESS handling.
2978 * genoutput.c (scan_operands): Likewise.
2979 * genpeep.c (match_rtx): Likewise.
2980 * genrecog.c (add_to_sequence): Likewise.
2982 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
2984 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
2986 2012-04-16 Martin Jambor <mjambor@suse.cz>
2988 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
2991 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
2994 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2995 hints for 'A' operand types.
2997 2012-04-16 Jan Hubicka <jh@suse.cz>
2999 * cgraph.h (symtab_node_base): Add next and previous pointers.
3000 (cgraph_node): Remove next and preivous pointers.
3001 (varpool_node): Likewise; remove next/previous GTY marker;
3002 it is not type safe.
3003 (symtab_node_def): Update GTY marker
3004 (x_cgraph_nodes, cgraph_nodes): Remove.
3005 (symtab_nodes): New function.
3006 (cgraph_order): Rename to ...
3007 (symtab_order): ... this one.
3008 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3010 (x_varpool_nodes, varpool_nodes): Remove.
3011 (FOR_EACH_STATIC_VARIABLE): Update.
3012 (symtab_function_p, symtab_variable_p): New function.
3013 (FOR_EACH_VARIABLE): Update.
3014 (varpool_first_variable, varpool_next_variable): New functions.
3015 (FOR_EACH_VARIABLE): Update.
3016 (cgraph_first_defined_function): Update.
3017 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3018 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3019 (cgraph_first_function, cgraph_next_function): New.
3020 (FOR_EACH_FUNCTION): Update.
3021 (cgraph_first_function_with_gimple_body,
3022 cgraph_next_function_with_gimple_body): Update.
3023 * symtab.c: New file.
3024 * cgraph.c: Update copyright dates.
3025 (x_cgraph_nodes, cgraph_order): Remove.
3026 (NEXT_FREE_NODE): Update.
3027 (SET_NEXT_FREE_NODE): New.
3028 (cgraph_create_node_1): Remove common code.
3029 (cgraph_create_node): Remove common code; call symtab_register_node.
3030 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3031 (cgraph_add_asm_node): Update.
3032 (cgraph_clone_node): Register new node.
3033 * cgraphunit.c (process_function_and_variable_attributes): Update.
3034 (cgraph_analyze_functions): Update.
3035 (cgraph_analyze_functions): Update.
3036 (cgraph_output_in_order): Update.
3037 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3039 * ipa-inline.c (recursive_inlining): Update.
3040 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3041 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3042 * Makefile.in: Add symtab.o
3043 * varpool.c (x_varpool_nodes): Remove
3044 (varpool_node): Remove common code; call symtab_register_node.
3045 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3047 2012-04-16 Richard Guenther <rguenther@suse.de>
3050 * tree.h (VECTOR_CST_NELTS): Adjust.
3051 (struct tree_vector): Add explicit length field.
3052 (make_vector_stat): Declare.
3053 (make_vector): Define.
3054 * tree.c (make_vector_stat): New function.
3055 (build_vector_stat): Use it.
3056 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3058 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3060 PR tree-optimization/52976
3061 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3062 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3064 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3066 2012-04-16 Jan Hubicka <jh@suse.cz>
3068 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3070 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3071 walkers to walk cgraph and varpool.
3072 * cgraph.c (cgraph_node_for_asm): Likewise.
3073 (dump_cgraph): Likewise.
3074 * value-prof.c (init_node_map): Likewise.
3075 * tree.c (free_lang_data_in_cgraph): Likewise.
3076 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3077 * ipa-reference.c (generate_summary, propagate): Likewise.
3078 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3079 cgraph_mark_functions_to_output, cgraph_output_in_order,
3080 output_weakrefs, cgraph_materialize_all_clones,
3081 cgraph_optimize): Likewise.
3082 * lto-cgraph.c (merge_profile_summaries): Likewise.
3083 (input_cgraph): Likewise.
3084 * ipa-pure-const.c (generate_summary): Likewise.
3085 (propagate): Likwise.
3086 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3087 (ipa_free_postorder_info): Likewise.
3088 (ipa_reverse_postorder): Likewise.
3089 * ipa-inline.c (ipa_inline): Likewise.
3090 * matrix-reorg.c (find_matrices_decl): Likewise.
3091 (matrix_reorg): Likewise.
3092 * tree-vectorizer.c (increase_alignment): Likewise.
3093 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3094 (function_and_variable_visibility): Likewise.
3095 (whole_program_function_and_variable_visibility): Likewise.
3096 (ipa_cdtor_merge): Likewise.
3097 * trans-mem.c (ipa_tm_execute): Likewise.
3098 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3099 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3100 (ipa_print_all_params): Likewise.
3101 (ipa_update_after_lto_read): Likewise.
3102 * tree-profie.c (tree_profiling): Likewise.
3103 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3104 * passes.c (dump_passes): Likewise.
3105 (do_per_function): Likewise.
3106 (ipa_write_summaries): Likewise.
3107 * varpool.c (dump_varpool): Likewise.
3108 (varpool_node_for_asm): Likewise.
3109 (varpool_assemble_pending_decls): Likewise.
3111 2012-04-16 Richard Guenther <rguenther@suse.de>
3113 PR tree-optimization/52975
3114 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3115 condition but always mark it with TRUTH_NOT_EXPR.
3117 2012-04-16 Richard Guenther <rguenther@suse.de>
3119 PR tree-optimization/52975
3120 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3121 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3122 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3123 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3125 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3127 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3128 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3129 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3130 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3131 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3132 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3133 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3135 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3136 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3137 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3138 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3139 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3140 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3142 (xop_plus): New code iterator.
3143 (macs): New code attribute.
3145 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3146 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3148 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3149 xop_plus code iterator.
3150 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3151 xop_plus code iterator.
3152 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3153 xop_plus code iterator.
3154 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3155 xop_plus code iterator.
3157 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3158 any_extend code iterator.
3159 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3160 any_extend code iterator.
3161 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3162 any_extend code iterator.
3163 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3164 any_extend code iterator.
3165 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3166 any_extend code iterator.
3167 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3168 any_extend code iterator.
3170 2012-04-14 Tom de Vries <tom@codesourcery.com>
3172 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3173 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3174 DELETED_LABEL note, and move it to ...
3175 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3176 (delete_insn_and_edges): Likewise.
3177 (delete_insn_chain): Handle new return type of delete_insn. Delete
3178 chain backwards rather than forwards.
3179 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3181 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3183 2012-04-14 Jan Hubicka <jh@suse.cz>
3185 * cgraph.h: Update copyrights;
3186 (symtab_node): Turn to union typedef.
3187 (symtab_node_base): New structure.
3188 (symtab_type): Add SYMTAB_SYMBOL tag.
3189 (cgraph_node): Annotate some pinters with nested_ptr.
3190 (varpool_node): Likewise.
3191 (cgraph_local_info): Remove lto_file_data
3192 and externally_visible.
3193 (cgraph_node): Remove decl; same_comdat_group list;
3194 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3195 in_other_partition; resolution.
3196 (varpool_node): Remove decl; same_comdat_group;
3197 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3198 used_from_other_partition; in_other_partition.
3199 (symtab_node_def): New union.
3200 (cgraph, varpool): Update.
3201 (varpool_first_static_initializer, varpool_next_static_initializer,
3202 cgraph_only_called_directly_or_aliased_p,
3203 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3204 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3205 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3207 * cgraph.c: Likewise.
3208 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3209 * cgraphbuild.c: Likewise.
3210 * lto-symtab.c: Likewise.
3211 * c-gimplify.c: Likewise.
3212 * value-prof.c: Likewise.
3214 * ipa-cp.c: Likewise.
3215 * tree-emutls.c: Likewise.
3216 * ipa-inline-transform.c: Likwise.
3217 * ipa-reference.c: Likewise.
3218 * cgraphunit.c: Likewise.
3219 * ipa-ref.c: Likewise.
3220 * lto-cgraph.c: Likewise.
3221 * ipa-ref-inline.h: Likewise.
3222 * ipa-pure-const.c: Likewise.
3223 * lto-streamer-out.c: Likewise.
3224 * ipa-utils.c: Likewise.
3225 * ipa-inline.c: Likewise.
3226 * matrix-reorg.c: Likewise.
3227 * tree-eh.c: Likewise.
3228 * tree-vectorizer.c: Likewise.
3229 * ipa-split.c: Likewise.
3231 * trans-mem.c: Likewise.
3232 * ipa-inline-analysis.c: Likewise.
3233 * gimplify.c: Likewise.
3234 * cfgexpand.c: Likewise.
3235 * tree-sra.c: Likewise.
3236 * ipa-prop.c: Likewise.
3237 * varasm.c: Likewise.
3238 * tree-nested.c: Likewise.
3239 * tree-inline.c: Likewise.
3240 * tree-profile.c: Likewise.
3241 * tree-ssa-structalias.c: Likewise.
3242 * passes.c: Likewise.
3243 * varpool.c: Likewise.
3245 2012-04-14 Tom de Vries <tom@codesourcery.com>
3247 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3248 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3249 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3251 (gsi_advance_fw_nondebug_nonlocal): New function.
3252 (local_def): Removed function.
3253 (same_succ_hash): Use stmt_local_def.
3254 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3255 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3257 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3259 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3260 and __ILP32__ for x32.
3262 2012-04-13 Martin Jambor <mjambor@suse.cz>
3265 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3266 fold_ctor_reference returns a zero constant.
3268 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3270 * config.gcc: Add i386/gnu-user-common.h before all
3271 i386/gnu-user.h and i386/gnu-user64.h usages.
3273 * config/i386/gnu-user-common.h: New.
3275 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3276 (CC1_SPEC): Likewise.
3277 (ENDFILE_SPEC): Likewise.
3278 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3279 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3280 (TARGET_OS_CPP_BUILTINS): Likewise.
3281 (LIBGCC2_HAS_TF_MODE): Likewise.
3282 (LIBGCC2_TF_CEXT): Likewise.
3283 (TF_SIZE): Likewise.
3284 (TARGET_ASM_FILE_END): Likewise.
3285 (STACK_CHECK_MOVING_SP): Likewise.
3286 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3287 * config/i386/gnu-user64.h: Likewise.
3289 2012-04-13 Martin Jambor <mjambor@suse.cz>
3291 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3292 set_mem_attributes for a memory temporary. Do not call the function
3293 for the memory temporary created for a bitfield.
3295 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3298 * df.h (enum debug_temp_where): New.
3299 (dead_debug_init, dead_debug_finish) Declare.
3300 (dead_debug_add, dead_debug_insert_temp): Declare.
3301 (struct dead_debug_use, struct dead_debug): Moved from...
3302 * df-problems.c: ... here.
3303 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3305 (df_create_unused_note): Likewise.
3306 (df_set_dead_notes_for_mw): Move comment where it belongs.
3307 (dead_debug_init): Export.
3308 (dead_debug_reset_uses): New, factored out of...
3309 (dead_debug_finish): ...this. Export.
3310 (dead_debug_reset): Remove.
3311 (dead_debug_add): Export.
3312 (dead_debug_insert_before): Rename to...
3313 (dead_debug_insert_temp): ... this. Add where argument. Export.
3314 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3315 Return insertion count.
3316 (df_note_bb_compute): Adjust.
3317 * dce.c (word_dce_process_block): Adjust dead debug uses.
3318 (dce_process_block): Likewise.
3320 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3322 * df-problems.c (df_note_bb_compute): Do not take note of
3323 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3325 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3328 * var-tracking.c (expand_depth): New type.
3329 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3330 (loc_exp_dep_alloc): Adjust initializer.
3331 (update_depth): Use new type. Add entryvals.
3332 (vt_expand_var_loc_chain): Take note of expansions with
3333 ENTRY_VALUEs, but don't accept them right away. Run an optional
3334 second pass accepting the minimum ENTRY_VALUE count found in the
3336 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3338 2012-04-13 Tom de Vries <tom@codesourcery.com>
3340 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3341 parameters vuse and vuse_escaped.
3342 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3343 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3346 2012-04-13 Richard Guenther <rguenther@suse.de>
3348 PR tree-optimization/52969
3349 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3350 the condition for the COND_EXPR and handle predicate negation
3351 by swapping the COND_EXPR arms.
3353 2012-04-13 Nick Clifton <nickc@redhat.com>
3355 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3356 TODO_dump_func flag.
3358 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3360 PR rtl-optimization/52203
3361 PR rtl-optimization/52715
3363 Revert the 2012-03-07 fix for PR 52203.
3364 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3365 the insn does not modify DFA right before issuing, adjust
3366 issue_rate accordingly.
3368 2012-04-13 Richard Guenther <rguenther@suse.de>
3371 * c-typeck.c (pointer_diff): Remove bogus assert.
3373 2012-04-13 Richard Guenther <rguenther@suse.de>
3376 * convert.c (convert_to_pointer): Remove special-casing of zero.
3378 2012-04-13 Joey Ye <joey.ye@arm.com>
3380 * config/arm/constraints.md (Pe): New constraint.
3381 * config/arm/arm.md: New split for imm 256-510.
3383 2012-04-13 Terry Guo <terry.guo@arm.com>
3385 * config/arm/arm-cores.def: Added core cortex-m0plus.
3386 * config/arm/arm-tune.md: Regenerated.
3387 * config/arm/arm-tables.opt: Regenerated.
3388 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
3390 2012-04-13 Alan Modra <amodra@gmail.com>
3393 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
3394 tie regs on destination of sets. Delete forward declaration.
3395 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
3396 (rs6000_emit_prologue): Likewise.
3397 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
3399 (is_mem_ref): Use tie_operand to recognise stack ties.
3400 * config/rs6000/predicates.md (tie_operand): New.
3401 * config/rs6000/rs6000.md (restore_stack_block): Generate new
3403 (restore_stack_nonlocal): Likewise.
3404 (stack_tie): Update.
3405 (frame_tie): Delete.
3407 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3409 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
3410 HOST_WIDE_INT_PRINT_DEC in format strings.
3412 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3415 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3416 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3417 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
3418 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
3419 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3420 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
3421 avx2_permvarv8si using VI4F_256 mode iterator.
3422 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3423 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3424 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3425 gen_avx2_permvarv8sf.
3426 (expand_vec_perm_pshufb): Ditto.
3428 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3431 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3432 the list of options to enable the FCFID instruction.
3433 (TARGET_EXTRA_BUILTINS): Adjust comment.
3435 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3437 PR tree-optimization/18589
3438 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
3439 (operand_entry): Add count field.
3440 (add_repeat_to_ops_vec): New function.
3441 (completely_remove_stmt): Likewise.
3442 (remove_def_if_absorbed_call): Likewise.
3443 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
3444 (acceptable_pow_call): New function.
3445 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
3446 entries with repeat counts when found.
3447 (repeat_factor_d): New struct and associated typedefs.
3448 (repeat_factor_vec): New static vector variable.
3449 (compare_repeat_factors): New function.
3450 (get_reassoc_pow_ssa_name): Likewise.
3451 (attempt_builtin_powi): Likewise.
3452 (reassociate_bb): Call attempt_builtin_powi.
3453 (fini_reassoc): Two new calls to statistics_counter_event.
3455 2012-04-12 Richard Guenther <rguenther@suse.de>
3457 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
3458 * cgraph.h (tree_rest_of_compilation): Remove.
3459 * cgraph.c (cgraph_add_new_function): Move ...
3460 * cgraphunit.c (cgraph_add_new_function): ... here.
3461 (tree_rest_of_compilation): Make static.
3462 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
3463 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
3464 gate_all_early_local_passes, execute_all_early_local_passes,
3465 pass_early_local_passes, gate_all_early_optimizations,
3466 pass_all_early_optimizations): Move ...
3467 * passes.c (gate_all_optimizations, pass_all_optimizations,
3468 gate_all_early_local_passes, execute_all_early_local_passes,
3469 pass_early_local_passes, gate_all_early_optimizations,
3470 pass_all_early_optimizations): ... here.
3471 * tree-optimize.c (execute_free_datastructures): Remove.
3472 * tree-flow.h (execute_free_datastructures): Remove.
3473 * tree-optimize.c (execute_init_datastructures,
3474 pass_init_datastructures): Move ...
3475 * tree-ssa.c (execute_init_datastructures,
3476 pass_init_datastructures): ... here.
3477 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
3478 execute_free_datastructures.
3480 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
3482 * dbgcnt.def (ira_move): New counter.
3483 * ira-int.h (ira_create_new_reg): Declare function.
3484 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
3485 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
3486 no longer static. All callers changed.
3487 * ira.c: Include "dbgcnt.h".
3488 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
3489 move_unallocated_pseudos): New static functions.
3490 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
3491 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
3492 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
3493 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
3494 to the pseudos generated in find_moveable_pseudos.
3495 * Makefile.in (ira.o): Add $(DBGCNT_H).
3497 2012-04-12 Richard Guenther <rguenther@suse.de>
3499 PR tree-optimization/52943
3500 * tree-chrec.h (chrec_is_positive): Remove.
3501 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3502 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3503 Return false for a constant zero instead of negative.
3504 (analyze_siv_subscript_cst_affine): Handle zero difference
3505 in the initial condition explicitely.
3507 2012-04-12 Richard Guenther <rguenther@suse.de>
3509 * tree-parloops.c (parallelize_loops): Also consult the upper
3510 bound for the number of iterations.
3511 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3512 (loop_prefetch_arrays): Likewise.
3514 2012-04-12 Richard Guenther <rguenther@suse.de>
3516 * cfgloop.h (estimated_loop_iterations_int): Ditch
3517 'conservative' parameter.
3518 (max_stmt_executions_int): Likewise.
3519 (estimated_loop_iterations): Likewise.
3520 (max_stmt_executions): Likewise.
3521 (max_loop_iterations): Declare.
3522 (max_loop_iterations_int): Likewise.
3523 (estimated_stmt_executions): Likewise.
3524 (estimated_stmt_executions_int): Likewise.
3525 * tree-ssa-loop-niter.c (estimated_loop_iterations):
3527 (max_loop_iterations): ... this.
3528 (estimated_loop_iterations_int): Split parts to ...
3529 (max_loop_iterations_int): ... this.
3530 (max_stmt_executions_int): Split parts to ...
3531 (estimated_stmt_executions_int): ... this.
3532 (max_stmt_executions): Split parts to ...
3533 (estimated_stmt_executions): ... this.
3534 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
3535 * predict.c (predict_loops): Likewise.
3536 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
3537 (analyze_siv_subscript_cst_affine): Likewise.
3538 (compute_overlap_steps_for_affine_1_2): Likewise.
3539 (analyze_subscript_affine_affine): Likewise.
3540 (init_omega_for_ddr_1): Likewise.
3541 * tree-parloops.c (parallelize_loops): Likewise.
3542 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
3543 (may_eliminate_iv): Likewise.
3544 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3545 (loop_prefetch_arrays): Likewise.
3546 * tree-vrp.c (adjust_range_with_scev): Likewise.
3548 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
3550 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
3551 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
3553 (dump_table): Use bool type for need_align and have_df variables.
3554 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
3555 (regs_used): Remove register modifier.
3556 (barrier_align): Move variables slot, credit, jump_to_next
3557 into if block above for loop. Use bool type for jump_to_next.
3558 (sh_function_arg): Use NULL_RTX instead of 0.
3560 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
3562 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
3563 (bswapsi2): New expander.
3565 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3567 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
3568 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
3570 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3572 PR rtl-optimization/52876
3573 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
3574 Don't call mark_reg_pointer for incompatible pointer sign extension.
3576 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
3579 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3581 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
3582 comparisons against TYPE_PRECISION.
3583 * tree-ssa-forwprop.c (combine_conversions): Likewise.
3585 2012-04-11 Xinliang David Li <davidxl@google.com>
3587 * tree-passes.h: Remove TODO_dump_func.
3588 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
3589 * trans-mem.c: Remove TODO_dump_func.
3590 * ira.c: Remove TODO_dump_func.
3592 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3594 * config/i386/i386.c (ix86_option_override_internal): Check
3595 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
3596 after TARGET_64BIT is updated.
3598 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3600 * config/sh/sh.h: Remove old secondary reload code.
3602 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3604 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
3605 (ready_reorder): ... this function.
3607 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3609 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
3612 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
3613 insns so that no other insn is queued for a time before them.
3615 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
3618 2012-04-11 Richard Guenther <rguenther@suse.de>
3621 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3622 consider loop nesting.
3623 (evolution_function_is_univariate_p): Properly check the remainder
3626 2012-04-11 Richard Guenther <rguenther@suse.de>
3629 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
3631 2012-04-11 Nick Clifton <nickc@redhat.com>
3633 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
3634 information, if requested.
3636 * config/rx/rx.c (rx_expand_prologue): Likewise.
3638 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
3639 Michael Matz <matz@suse.de>
3642 * rtlanal.c (unsigned_reg_p): New function.
3643 Update copyright notice dates.
3644 * rtl.h (unsigned_reg_p): Prototype it.
3645 Update copyright notice dates.
3646 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
3648 * expr.c (expand_expr_real_1): Set register attributes.
3649 * stmt.c (expand_case): Likewise.
3651 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3654 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
3655 consider_sh2a and allow_zero.
3656 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
3657 (disp_addr_displacement): New function.
3658 (sh_address_cost): Use disp_addr_displacement function instead
3659 of DISP_ADDR_OFFSET.
3660 (sh_legitimate_address_p): Adapt to changed
3661 sh_legitimate_index_p declaration.
3662 (sh_find_mov_disp_adjust): Remove HImode check.
3663 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
3664 disp_addr_displacement and max_mov_insn_displacement.
3665 (max_mov_insn_displacement): Remove HImode check.
3666 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
3667 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
3668 * config/sh/constraints.md (K05, K13): New constraints.
3669 (K12): Correct comment.
3670 (Sdd): Do not use DISP_ADDR_P macro.
3671 (Snd, Sbw): Use satisfies_constraint_Sdd.
3672 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
3673 (*extendhisi2_compact, movhi_i): Remove.
3674 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
3675 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
3676 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
3677 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
3678 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
3679 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
3680 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
3682 Add new peepholes for HImode displacement addressing.
3684 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3686 * config/sh/sh.h (SIDI_OFF): Remove.
3687 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
3688 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
3691 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
3694 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
3695 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
3696 * doc/md.texi (Standard Names): Add bswap.
3697 * builtin-types.def (BT_UINT16): New primitive type.
3698 (BT_FN_UINT16_UINT16): New function type.
3699 * builtins.def (BUILT_IN_BSWAP16): New.
3700 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
3701 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
3702 expand_builtin_bswap.
3703 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
3704 (fold_builtin_1): Likewise.
3705 (is_inexpensive_builtin): Likewise.
3706 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
3707 missing bits for bswap to libcall code.
3708 * tree.c (build_common_tree_nodes): Build uint16_type_node.
3709 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
3710 (uint16_type_node): New define.
3711 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
3712 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
3714 (rs6000_init_builtins): Likewise.
3715 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
3717 2012-04-11 Tristan Gingold <gingold@adacore.com>
3719 * doc/extend.texi (Type Attributes): Move paragraph.
3721 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
3724 * diagnostic.h (show_caret): Declare.
3725 (caret_max_width): Declare.
3726 (diagnostic_show_locus): Declare.
3727 * diagnostic.c (diagnostic_initialize): Initialize to false.
3728 (diagnostic_show_locus): New.
3729 (diagnostic_report_diagnostic): Call it.
3730 (getenv_columns): New.
3732 (diagnostic_set_caret_max_width): New.
3733 * input.c (read_line): New.
3734 (location_get_source_line): New.
3735 * input.h (location_get_source_line): Declare.
3736 * toplev.c (general_init): Initialize show_caret from options.
3737 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
3738 * opts.c (common_handle_option): Likewise.
3739 * pretty-print.h (pp_get_prefix): New.
3740 (pp_base_get_prefix): New.
3741 * common.opt (fdiagnostics-show-caret): New option.
3742 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
3744 2012-04-11 Richard Guenther <rguenther@suse.de>
3746 PR rtl-optimization/52881
3747 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
3749 2012-04-11 Richard Guenther <rguenther@suse.de>
3751 PR tree-optimization/52912
3752 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
3753 manipulation code we are threading through a loop header
3754 to an exit destination.
3756 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3758 * tree.h (warn_if_unused_value): Move declaration from here.
3759 * stmt.c (warn_if_unused_value): Move definition from here.
3761 2010-04-10 Michael Matz <matz@suse.de>
3763 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
3765 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
3766 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
3767 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
3768 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
3769 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3770 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3771 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3772 (vect_record_strided_load_vectors): Rename to
3773 vect_record_grouped_load_vectors.
3774 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
3775 Rename use of above macros.
3776 (vect_verify_datarefs_alignment): Ditto.
3777 (vector_alignment_reachable_p): Ditto.
3778 (vect_peeling_hash_get_lowest_cost): Ditto.
3779 (vect_enhance_data_refs_alignment): Ditto.
3780 (vect_analyze_group_access): Ditto and rename stride to groupsize.
3781 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
3782 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3783 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3784 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3785 (vect_record_strided_load_vectors): Rename to
3786 vect_record_grouped_load_vectors.
3787 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
3788 (destroy_loop_vec_info): Ditto.
3789 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
3790 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
3791 (vect_analyze_slp): Ditto.
3792 (new_bb_vec_info): Ditto.
3793 (destroy_bb_vec_info): Ditto.
3794 (vect_schedule_slp_instance): Ditto and rename strided_store to
3796 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
3797 vect_cost_group_size.
3798 (vect_model_store_cost): Rename use of above macros and call
3799 to vect_cost_strided_group_size.
3800 (vect_model_load_cost): Ditto.
3801 (vectorizable_store): Ditto, rename strided_store to grouped_store
3802 and calls to renamed tree-vectorizer.h functions.
3803 (vectorizable_load): Ditto.
3804 (vect_transform_stmt): Rename use of above macros and strided_store
3807 2012-04-10 Jan Hubicka <jh@suse.cz>
3809 * cgraph.h: Remove misledaing comment on ipa-ref.h.
3810 (symtab_type): New enum.
3811 (symtab_node): New structure.
3812 (cgraph_node, varpool_node): Add symbol base type.
3813 (cgraph, varpool): New accestor functions.
3814 * cgraph.c (cgraph_create_node_1): Set symbol type.
3815 * varpool.c (varpool_node): Set symbol type.
3817 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3818 Richard Sandiford <rdsandiford@googlemail.com>
3820 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
3822 2012-04-10 Richard Guenther <rguenther@suse.de>
3825 * gimple-low.c (gimple_check_call_args): Properly account for
3826 compatible aggregate types.
3828 2012-04-10 Richard Guenther <rguenther@suse.de>
3830 * toplev.h (tree_rest_of_compilation): Remove.
3831 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3832 * cgraph.h (tree_rest_of_compilation): Declare.
3833 * tree-optimize.c (tree_rest_of_compilation): Move ...
3834 * cgraphunit.c (tree_rest_of_compilation): ... here.
3835 * cgraph.c (cgraph_add_new_function): Adjust.
3836 * Makefile.in (tree-optimize.o): Adjust.
3837 (cgraphunit.o): Likewise.
3839 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3841 PR tree-optimization/52870
3842 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3843 presumed pattern statement is within the same loop or basic block.
3845 2012-04-10 Tristan Gingold <gingold@adacore.com>
3847 * gengtype.c (main): Make uintptr_t a known type.
3849 2012-04-10 Richard Guenther <rguenther@suse.de>
3851 * tree-pass.h (tree_lowering_passes): Remove.
3852 * tree-optimize.c (tree_lowering_passes): Remove.
3853 * cgraph.c (cgraph_add_new_function): Inline relevant parts
3854 of tree_lowering_passes, avoid redundant call of early local passes.
3855 * cgraphunit.c (cgraph_lower_function): Fold into ...
3856 (cgraph_analyze_function): ... its single caller. Inline
3857 relevant parts of tree_lowering_passes.
3859 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
3862 * config/pa/pa.opt: Remove SIO and GNU_LD.
3864 2012-04-09 Jan Hubicka <jh@suse.cz>
3869 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
3870 boundary, add its target too.
3871 * lto.c (add_references_to_partition): Add also aliased nodes.
3872 (add_cgraph_node_to_partition,
3873 add_varpool_node_to_partition): Work on nodes, not functions/variables;
3874 when adding alias, add also the aliased object.
3876 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
3879 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
3880 VOIDmode immediate operands.
3881 * config/i386/constraints.md (Wz): New constraint.
3882 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
3884 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3887 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3888 the DECL generated for the special GOT helper.
3890 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
3892 * config/sh/constraints.md: Update list of constraints in
3894 (Sr0): Remove unused memory constraint.
3896 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3898 * tree-pretty-print.h: Update comment.
3900 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
3902 * config/sh/sh.md: Use braced string notation where applicable.
3903 (*prefetch_i4, prefetch_m2a): Merge into ...
3904 (*prefetch): ... this new insn.
3906 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3908 * config/sh/sh.h (high_life_started): Remove
3909 * config/sh/predicates.md (general_movdst_operand): Use
3910 'reload_in_progress' instead of 'high_life_started'.
3911 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
3912 divsi_inv_fp): Likewise.
3914 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3916 * config/sh/sh-protos.h (prepare_move_operands): Return void
3918 * config/sh/sh.c (prepare_move_operands): Likewise.
3919 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
3921 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3923 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
3924 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
3925 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
3926 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
3927 commutative_float_operator, noncommutative_float_operator,
3928 sh_handle_pragma): Remove.
3930 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
3932 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
3933 Use @option markup on command-line options. Use @samp markup on
3934 literal keywords to options. Use @code markup on code fragments.
3935 Use other markup in preference to quotation marks in the text.
3936 Add markup to some passages without any.
3938 2012-04-06 Mike Stump <mikestump@comcast.net>
3940 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
3942 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3944 * config/sh/sh.c (hi_const): Remove.
3945 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
3948 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3950 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
3952 * config/sh/sh.c (sh_expand_t_scc): Likewise.
3953 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
3954 calling sh_expand_t_scc.
3956 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3958 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
3959 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
3960 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
3961 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
3962 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
3963 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
3964 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
3965 sh2a_is_function_vector_call): Use bool as return type.
3966 (sh_pass_in_reg_p): Remove.
3967 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
3968 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
3969 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
3970 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
3971 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
3972 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
3973 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
3974 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
3975 sh_loads_bankedreg_p): Use bool as return type.
3976 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
3977 'register' modifier.
3979 2012-04-06 Matt Turner <mattst88@gmail.com>
3981 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3983 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3985 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3986 of the destination isn't also a FP_REGS register.
3988 2012-04-05 Teresa Johnson <tejohnson@google.com>
3989 H.J. Lu <hongjiu.lu@intel.com>
3991 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
3992 * config/i386/i386.md (move immediate to memory peephole2):
3993 Add cases for HImode move when LCP stall avoidance is needed.
3994 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3995 X86_TUNE_LCP_STALL entry.
3997 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4000 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4001 CONST_INT operands, zero-extended with AND.
4003 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4006 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4007 first argument instead of mode size. Move displacement calculations
4009 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4010 ... these new functions.
4011 (disp_adjust): Remove max_mov_disp field.
4012 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4013 mov_insn_alignment_mask.
4014 (sh_address_cost): Use max_mov_insn_displacement.
4016 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4018 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4019 (arch_enabled): Handle new arch types.
4020 (one_cmpldi2): Add NEON support.
4022 2012-04-05 Richard Guenther <rguenther@suse.de>
4024 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4025 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4026 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4027 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4028 ... here and make static.
4029 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4032 2012-04-05 Richard Guenther <rguenther@suse.de>
4034 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4035 basic-block before removing it.
4037 2012-04-05 Richard Guenther <rguenther@suse.de>
4039 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4040 version namespace as we release the freelist.
4042 2012-04-05 Richard Guenther <rguenther@suse.de>
4044 * tree-nrv.c (tree_nrv): Release VDEFs.
4045 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4046 (sra_modify_assign): Likewise.
4047 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4048 * tree-vect-loop.c (vect_transform_loop): Likewise.
4049 * tree-ssa-dom.c (optimize_stmt): Likewise.
4050 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4051 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4053 2012-04-05 Richard Guenther <rguenther@suse.de>
4055 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4057 * gimple.h (gsi_remove): Adjust.
4058 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4059 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4060 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4061 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4062 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4063 * tree-ssa-pre.c (eliminate): Likewise.
4065 2012-04-04 Mike Stump <mikestump@comcast.net>
4067 * doc/rtl.texi (const_double): Document as sign-extending.
4068 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4069 * emit-rtl.c (immed_double_int_const): Refine to state the
4071 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4072 CONST_DOUBLE integers.
4073 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4074 negative values are converted. Fix conversions bigger than
4075 HOST_BITS_PER_WIDE_INT.
4076 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4077 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4078 * explow.c (plus_constant_mode): Add.
4079 (plus_constant): Implement with plus_constant_mode.
4080 * rtl.h (plus_constant_mode): Add.
4082 2012-04-04 Richard Guenther <rguenther@suse.de>
4084 PR tree-optimization/52808
4085 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4086 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4088 2012-04-04 Tristan Gingold <gingold@adacore.com>
4090 * expr.c (expand_expr_real_2): Handle larger sizetype in
4093 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4095 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4096 to m2a-single instead of m2e.
4098 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4100 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4101 Change type of BITOFFSET to signed. Make sure the lower bound of
4102 the computed range is non-negative by adjusting OFFSET and BITPOS.
4103 (expand_assignment): Adjust call to get_bit_range.
4105 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4107 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4108 New function. Added to check monitor functions.
4109 (h8300_option_override): Modified to generate error/warning
4110 messages for invalid combinations of different command line
4112 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4113 save EXR on stack for monitor function in case of H8S target
4114 when "-mno-exr" is passed.
4115 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4117 * doc/invoke.texi: Document H8S options.
4119 2012-04-03 Tristan Gingold <gingold@adacore.com>
4121 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4122 of gcc_AC_FUNC_MMAP_BLACKLIST.
4123 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4124 * Makefile.in (aclocal_deps): Add mmap.m4.
4125 * configure: Regenerate.
4126 * aclocal.m4: Regenerate.
4128 2012-04-03 Richard Guenther <rguenther@suse.de>
4130 PR tree-optimization/52808
4131 * tracer.c (tail_duplicate): Return whether we have duplicated
4133 (tracer): If we have duplicated any block, cleanup the CFG.
4134 * cfghooks.c (duplicate_block): If we duplicated a loop
4135 header but not its loop, destroy the loop because it now has
4137 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4138 the cfg manipulation routines we are not creating a multiple
4141 2012-04-03 Tristan Gingold <gingold@adacore.com>
4143 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4145 (vms_c_common_override_options): Allow parameterless variadic
4148 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4150 PR tree-optimization/52835
4151 * tree-data-ref.c (build_rdg): Return NULL if
4152 compute_data_dependences_for_loop failed.
4154 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4156 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4157 for REAL_CST as well.
4158 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4159 In the bitfield case, if the value is a REAL_CST, convert it first to
4162 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4164 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4165 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4166 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4168 * config/i386/biarchx32.h: New.
4170 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4172 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4173 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4174 (arm_preferred_reload_class): New function.
4176 2012-04-02 Richard Guenther <rguenther@suse.de>
4178 PR tree-optimization/52756
4179 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4180 (thread_through_loop_header): After threading through the loop latch
4181 remove the split part from the loop and clear further threading
4182 opportunities that would create a multiple entry loop.
4184 2012-04-02 Richard Guenther <rguenther@suse.de>
4186 PR rtl-optimization/52800
4187 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4188 CLEANUP_CFG_CHANGED.
4190 2012-04-02 Richard Guenther <rguenther@suse.de>
4193 * loop-init.c (gate_handle_loop2): Destroy loops here if
4194 we don't enter RTL loop optimizers.
4196 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4199 2012-03-29 Richard Guenther <rguenther@suse.de>
4201 * rtl.h (extended_count): Remove.
4202 * combine.c (extended_count): Remove.
4204 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4207 * pt.c (more_specialized_fn): Don't apply decay conversion to
4208 types of function parameters.
4210 2012-04-02 Tristan Gingold <gingold@adacore.com>
4212 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4213 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4214 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4215 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4217 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4220 * config/i386/i386.c (ix86_option_override_internal): Don't
4221 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4223 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4225 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4226 (stmt_can_make_abnormal_goto): Use it.
4227 (is_ctrl_altering_stmt): Likewise.
4229 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4230 Kaz Kojima <kkojima@gcc.gnu.org>
4232 * config/sh/sh.c (push_regs): Skip banked registers when
4233 resbank attribute is specified.
4234 (sh_expand_epilogue): Likewise.
4236 2012-03-30 Richard Henderson <rth@redhat.com>
4239 * combine-stack-adj.c (prev_active_insn_bb): New.
4240 (next_active_insn_bb): New.
4241 (force_move_args_size_note): New.
4242 (combine_stack_adjustments_for_block): Use it.
4244 2012-03-30 Richard Henderson <rth@redhat.com>
4246 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4247 (ix86_expand_vector_init_duplicate): Initialize it.
4248 (expand_vec_perm_palignr): Likewise.
4249 (ix86_expand_vec_perm_const): Likewise.
4250 (ix86_vectorize_vec_perm_const_ok): Likewise.
4251 (expand_vec_perm_blend): Use it.
4252 (expand_vec_perm_vpermil): Likewise.
4253 (expand_vec_perm_pshufb): Likewise.
4254 (expand_vec_perm_1): Likewise.
4255 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4256 (expand_vec_perm_interleave2): Likewise.
4257 (expand_vec_perm_vpermq_perm_1): Likewise.
4258 (expand_vec_perm_vperm2f128): Likewise.
4259 (expand_vec_perm_interleave3): Likewise.
4260 (expand_vec_perm_vperm2f128_vblend): Likewise.
4261 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4262 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4263 (expand_vec_perm_broadcast): Likewise.
4264 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4266 2012-03-30 Richard Henderson <rth@redhat.com>
4268 * dwarf2out.c (gen_variable_die): Initialize off.
4270 2012-03-30 Tristan Gingold <gingold@adacore.com>
4272 * config/vms/vms-f.c: New file.
4273 * config/vms/t-vms (vms-f.o): New rule.
4274 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4276 2012-03-30 Richard Guenther <rguenther@suse.de>
4278 PR tree-optimization/52754
4279 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4280 propagate arbitrary addresses into really plain dereferences.
4282 2012-03-30 Richard Guenther <rguenther@suse.de>
4285 * except.c (emit_to_new_bb_before): Move loop updating ...
4286 (dw2_build_landing_pads): ... here. Use a proper block for
4287 querying the loop father.
4289 2012-03-30 Tristan Gingold <gingold@adacore.com>
4291 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4292 common_object attribute handling.
4293 (SECTION_VMS_OVERLAY): Remove
4294 (ia64_vms_common_object_attribute): Replace abort with an assert.
4295 Do not set DECL_SECTION_NAME.
4296 (ia64_vms_output_aligned_decl_common): Handle common_object
4298 (ia64_vms_elf_asm_named_section): Remove.
4299 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4301 2012-03-30 Richard Guenther <rguenther@suse.de>
4304 * double-int.c (rshift_double): Remove not needed cast.
4306 2012-03-30 Richard Guenther <rguenther@suse.de>
4308 * tree-affine.h (print_aff): Remove.
4309 * tree-affine.c (print_aff): Make static.
4310 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4311 (get_references_in_stmt): Likewise.
4312 (print_direction_vector): Likewise.
4313 (print_dir_vectors): Likewise.
4314 (print_dist_vectors): Likewise.
4315 (dump_subscript): Likewise.
4316 (dump_ddrs): Likewise.
4317 (dump_dist_dir_vectors): Likewise.
4318 (dump_data_references): Likewise.
4319 (dump_data_dependence_relation): Likewise.
4320 (dump_data_dependence_direction): Likewise.
4321 (dump_rdg_vertex): Likewise.
4322 (dump_rdg_component): Likewise.
4323 (debug_ddrs): Declare.
4324 (struct data_ref_loc_d): Move ...
4325 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4326 (get_references_in_stmt): Make static.
4327 (dump_data_references): Likewise.
4328 (dump_subscript): Likewise.
4329 (print_direction_vector): Likewise.
4330 (print_dir_vectors): Likewise.
4331 (print_dist_vectors): Likewise.
4332 (dump_data_dependence_relation): Likewise.
4333 (dump_dist_dir_vectors): Likewise.
4334 (dump_ddrs): Likewise.
4335 (dump_rdg_vertex): Likewise.
4336 (dump_rdg_component): Likewise.
4337 (debug_ddrs): New function.
4338 (access_matrix_get_index_for_parameter): Remove.
4340 2012-03-30 Tristan Gingold <gingold@adacore.com>
4342 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4343 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4344 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4345 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4346 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4347 (vms_patch_builtins): Handle new flags
4348 * config/vms/vms-crtlmap.map: Completed using nm on
4349 c and math system libraries.
4350 * config/vms/make-crtlmap.awk: Handle any number of flags.
4352 2012-03-30 Martin Jambor <mjambor@suse.cz>
4354 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4355 is a builtin_stack_save in a dominating BB.
4357 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4359 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4360 crossing 128bit lane boundary.
4362 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4364 * ira-color.c (setup_left_conflict_sizes_p): Process all
4365 conflicting objects.
4367 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4369 PR tree-optimization/52760
4370 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4371 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4373 2012-03-29 Richard Guenther <rguenther@suse.de>
4375 * cgraph.h (cgraph_materialize_all_clones): Remove.
4376 (reset_inline_failed): Likewise.
4377 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4378 * cgraphbuild.c (reset_inline_failed): Remove.
4379 * rtl.h (cse_main): Remove.
4380 (extended_count): Likewise.
4381 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4382 (cse_main): Make static.
4383 * combine.c (extended_count): Remove.
4384 (dump_combine_stats): Mark as DEBUG_FUNCTION.
4385 * basic-block.h (reorder_basic_blocks): Remove.
4386 * bb-reorder.c (reorder_basic_blocks): Make static.
4387 * Makefile.in (dse.o): Remove dse.h dependency.
4389 * dse.c (gate_dse): Remove.
4390 (clear_alias_mode_eq): Likewise.
4391 (clear_alias_mode_hash): Likewise.
4392 (dse_record_singleton_alias_set): Likewise.
4393 (dse_invalidate_singleton_alias_set): Likewise.
4395 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
4397 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
4398 crtbegin_so%O%s for -shared.
4399 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
4401 2012-03-29 Richard Guenther <rguenther@suse.de>
4403 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
4404 (add_to_value): Remove.
4405 (print_value_expressions): Likewise.
4406 * tree-ssa-pre.c (add_to_value): Make static.
4407 (print_value_expressions): Likewise.
4408 * gimple.h (gimple_adjust_this_by_delta): Remove.
4409 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
4411 2012-03-29 Richard Guenther <rguenther@suse.de>
4414 * double-int.h (rshift_double): Remove.
4415 * double-int.c (lshift_double): Use absu_hwi to make count positive.
4416 (rshift_double): Make static, take unsigned count argument,
4417 remove handling of negative count argument.
4418 (double_int_rshift): Dispatch to lshift_double.
4420 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
4422 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
4425 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
4426 (SPEC_X32): Likewise.
4427 (MULTILIB_DEFAULTS): Likewise.
4429 * config/i386/i386.c (isa_opts): Remove -m64.
4430 (ix86_target_string): Properly handle -m32/-m64/-mx32.
4431 (ix86_option_override_internal): Properly
4432 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
4433 handle -m32, -m64 and -mx32.
4435 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
4436 with OPTION_ABI_X32. Moved after TARGET_LP64.
4437 (TARGET_LP64): Changed to OPTION_ABI_64.
4439 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
4440 (mx32): Replace ISA_X32 with ABI_X32.
4442 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
4444 * tree.c (tree_size) <VECTOR_CST>: New case.
4446 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
4448 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
4449 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
4451 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4454 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4455 __builtin_va_start to __builtin_next_arg if the latter is
4456 builtin_decl_explicit_p rather than when it is not.
4459 * tree-vect-generic.c (vector_element): Perform multiplication
4460 for pos in bitsizetype type instead of idx type.
4462 2012-03-28 Richard Guenther <rguenther@suse.de>
4464 * loop-init.c (loop_optimizer_init): If loops are preserved
4465 perform incremental initialization of required loop features.
4466 (loop_optimizer_finalize): If loops are to be preserved only
4467 clean up optional loop features.
4468 (rtl_loop_done): Forcefully free loops here.
4469 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
4470 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
4472 (construct_init_block): Likewise.
4473 (construct_exit_block): Likewise.
4474 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
4475 the CFG after expanding.
4476 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
4477 If we needed to calculate them, free them afterwards.
4478 * tree-pass.h (PROP_loops): New define.
4479 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
4480 * basic-block.h (CLEANUP_CFG_CHANGED): New.
4481 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
4482 (cleanup_cfg): If we did something and have loops around, fix them up.
4483 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
4484 with CLEANUP_CFG_CHANGED.
4485 * cfghooks.c (merge_blocks): If we merge a loop header into
4486 its predecessor, update the loop structure.
4487 (duplicate_block): If we copy a loop latch, adjust loop state
4488 to note we may have multiple latches.
4489 (delete_basic_block): Mark loops for fixup if we remove a loop.
4490 * cfganal.c (forwarder_block_p): Protect loop latches, headers
4492 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
4493 (cfg_layout_can_merge_blocks_p): Likewise.
4494 * cprop.c (bypass_block): If we create a loop with multiple
4495 entries, mark it for removal.
4496 * except.c (emit_to_new_bb_before): Add the new basic-block
4498 * tree-eh.c (lower_resx): Likewise.
4499 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
4500 (expand_omp_taskreg): Likewise.
4501 * tree-inline.c (initialize_cfun): Likewise.
4502 * tree-mudflap.c (add_bb_to_loop): Prototype.
4503 (mf_build_check_statement_for): Properly add new basic-blocks
4505 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
4506 if we remove a loop.
4507 (thread_through_loop_header): Likewise.
4508 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
4509 new basic-blocks to existing loops.
4510 (expand_transaction): Likewise.
4511 * Makefile.in (except.o): Add $(CFGLOOP_H).
4513 (cgraph.o): Likewise.
4514 (cprop.o): Likewise.
4515 (cfgexpand.o): Likewise.
4516 (cfganal.o): Likewise.
4517 (trans-mem.o): Likewise.
4518 (tree-eh.o): Likewise.
4520 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4523 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4524 (avr_builtin_decl): New static function.
4525 (struct avr_builtin_description, avr_bdesc): Move up.
4526 Add GTY marker. Add field fndecl. Remove redundant field id.
4527 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4528 (avr_expand_builtin): Code cleanup because .id is removed.
4530 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4533 * config.gcc (tm_file): Remove avr/multilib.h.
4535 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
4537 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4538 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4539 * config/avr/t-avr: Remove generation of multilib.h.
4540 * config/avr/t-multilib: Regenerate.
4541 * config/avr/multilib.h: Remove.
4542 * config/avr/avr.opt (-msp8): New option.
4543 (avr_sp8): New variable.
4544 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4545 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4546 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4547 (avr_device_to_sp8): New prototype.
4548 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4549 (DRIVER_SELF_SPECS): New define.
4550 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4551 __AVR_SP8__, __AVR_HAVE_SPH__.
4552 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4553 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4554 (avr_file_start): Ditto.
4556 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4559 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4560 instead of 8 in adjust_address.
4562 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4565 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4568 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
4571 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
4572 Rearrange conditional logic. Move displacement address calculations
4574 (sh_find_mov_disp_adjust): ... this new function.
4576 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4578 * config/arm/arm.opt (mapcs): Remove MaskExists.
4579 * config/cris/linux.opt (mno-gotplt): Likewise.
4580 * config/i386/i386.opt (mhard-float): Likewise.
4582 (mno-sse4): Likewise.
4583 * config/m68k/m68k.opt (mhard-float): Likewise.
4584 * config/mep/mep.op (mcop32): Likewise.
4585 * config/pa/pa-hpux.opt (msio): Likewise.
4586 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
4587 * config/picochip/picochip.opt (mlittle): Likewise.
4588 * config/sh/sh.opt (mrenesas): Likewise.
4589 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
4590 * config/sparc/sparc.opt (mhard-float): Likewise.
4591 * config/v850/v850.opt (mv850es): Likewise.
4592 * config/vax/vax.opt (mg-float): Likewise.
4594 2012-03-27 Martin Jambor <mjambor@suse.cz>
4597 * tree-sra.c (sra_modify_assign): Do not call
4598 load_assign_lhs_subreplacements when working with an unscalarizable
4601 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4604 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4606 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4607 * config/i386/i386.c: Include reload.h.
4608 (ix86_legitimize_reload_address): New function.
4610 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4612 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
4613 hasn't been allocated. Define a target macro for Mask and
4614 InverseMask if it hasn't been defined. Remove MaskExists handling.
4616 * doc/options.texi: Remove MaskExists.
4618 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
4621 * config/sh/sh.c (find_barrier): Add equality check of last_got
4622 to avoid going above orig insn. Update comments.
4624 2012-03-27 Richard Guenther <rguenther@suse.de>
4627 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4630 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4632 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4633 of a unit before computing the offset in units.
4634 * expr.c (get_bit_range): Return the null range if the enclosing record
4635 is part of a larger bit field.
4637 2012-03-27 Tristan Gingold <gingold@adacore.com>
4639 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
4640 * config/ia64/ia64.md: Remove mode in template.
4641 Sign extend operand in expand_simple_binop.
4642 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
4643 CASE_VECTOR_MODE instead of TARGET_ILP32.
4644 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
4646 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4648 * varasm.c (assemble_external): #if 0 out the new assert from the
4649 previous commit, it breaks the Java and Go front ends.
4651 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4653 * toplev.c (check_global_declaration_1): Do not call assemble_external.
4654 * expr.c (emit_block_move_libcall_fn): Likewise.
4655 (clear_storage_libcall_fn): Likewise.
4656 (expand_expr_addr_expr_1): Likewise.
4657 (expand_expr_real_1): Likewise.
4658 * calls.c (rtx_for_function_call): Likewise.
4660 * varasm.c (assemble_external): Assert this function is only called
4661 during or after expanding to RTL.
4663 2012-03-26 Martin Jambor <mjambor@suse.cz>
4665 PR tree-optimization/50052
4666 * tree-sra.c (tree_non_aligned_mem_p): Removed.
4667 (tree_non_aligned_mem_for_access_p): Likewise.
4668 (build_accesses_from_assign): Removed strict alignment requirements
4670 (access_precludes_ipa_sra_p): Likewise.
4672 2012-03-26 Richard Guenther <rguenther@suse.de>
4674 PR tree-optimization/52701
4675 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4676 compute and set the evolution part of PHI nodes.
4678 2012-03-26 Richard Guenther <rguenther@suse.de>
4680 PR tree-optimization/52721
4681 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
4683 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
4685 PR tree-optimization/52686
4686 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4689 2012-03-26 Tristan Gingold <gingold@adacore.com>
4691 * config/alpha/vms.h (LINK_SPEC): Simplify.
4692 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
4693 (NAME__MAIN, SYMBOL__MAIN): Remove.
4694 (VMS_DEBUG_MAIN_POINTER): Remove.
4695 * config/ia64/vms.h: Likewise.
4696 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
4697 code to vms.c. Call vms_start_function.
4698 * config/ia64/ia64.c (ia64_start_function): Likewise.
4699 * config/vms/vms-protos.h (vms_start_function): Declare.
4700 * config/vms/vms.c (vms_start_function): New function.
4701 * config/vms/vms.h (MATH_LIBRARY): Define.
4702 (VMS_DEBUG_MAIN_POINTER): Define.
4704 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
4706 PR rtl-optimization/52629
4707 * reload1.c (count_pseudo): Short-circuit common case.
4708 (count_spilled_pseudo): Return early for pseudos without hard regs.
4709 Assert that the pseudo has got a hard reg before manipulating it.
4711 2012-03-24 Jan Hubicka <jh@suse.cz>
4714 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
4715 (decide_is_variable_needed): Do not handle toplevel reorder here.
4716 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
4717 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
4720 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4722 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
4723 and str_bitsize instead of more convoluted expressions.
4725 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4728 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4730 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4733 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
4735 2012-03-23 Martin Jambor <mjambor@suse.cz>
4737 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
4739 2012-03-23 Richard Guenther <rguenther@suse.de>
4741 PR tree-optimization/52678
4742 * tree-vectorizer.h (struct _stmt_vec_info): Add
4743 loop_phi_evolution_part member.
4744 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4745 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4746 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4747 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4748 Use the cached evolution part and the PHI nodes value from
4749 the loop preheader edge instead of re-analyzing the evolution.
4751 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4753 * config/mips/mips-tables.opt: Update.
4754 * config/mips/mips.md (processor): Add xlp.
4755 * config/mips/mips-cpus.def: Add xlp.
4756 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
4758 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
4759 * doc/invoke.texi: Mention XLP.
4761 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4764 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4765 on any new_local_var_chain vars declared during recursing on
4766 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4768 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4770 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
4771 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
4772 (ASM_OUTPUT_LOCAL): Ditto.
4773 (ASM_OUTPUT_COMMON): Remove.
4774 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
4775 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
4777 2012-03-22 Jan Hubicka <jh@suse.cz>
4780 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
4782 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
4783 * ipa-inline-transform.c (save_inline_function_body): Remove
4784 copied clone if needed.
4785 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
4787 2012-03-22 Richard Guenther <rguenther@suse.de>
4790 * fold-const.c (fold_ternary_loc): Fix typo.
4792 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4795 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4796 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4797 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4798 (delay_cycles_1, delay_cycles_2): Ditto.
4799 (delay_cycles_3, delay_cycles_4): Ditto.
4800 (nopv, *nopv): Ditto.
4801 (sleep, *sleep): Ditto.
4804 2012-03-22 Richard Guenther <rguenther@suse.de>
4806 PR tree-optimization/52548
4807 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
4808 because of clobbers.
4809 (prune_clobbered_mems): New function.
4810 (compute_antic_aux): Use it to prune ANTIC_OUT.
4811 (compute_partial_antic_aux): Use it to prune PA_IN.
4812 (compute_avail): Only insert expressions into EXP_GEN that are not
4813 invalidated when translated up to the beginning of the block.
4815 2012-03-22 Richard Guenther <rguenther@suse.de>
4817 PR tree-optimization/52638
4818 * tree-vect-stmts.c (vect_init_vector_1): New function, split
4820 (vect_init_vector): ... here. Handle scalar vector inits.
4821 (vect_get_vec_def_for_operand): Adjust.
4822 (vectorizable_load): Likewise.
4824 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4826 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
4827 (alpha*-*-freebsd*): Ditto.
4828 (alpha*-*-netbsd*): Ditto.
4829 (alpha*-*-openbsd*): Ditto.
4830 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
4831 (DWARF2_DEBUGGING_INFO): Remove.
4832 (PREFERRED_DEBUGGING_TYPE): Remove.
4833 (ASM_FINAL_SPEC): Remove.
4834 (IDENT_ASM_OP): Remove.
4835 (ASM_OUTPUT_IDENT): Remove.
4836 (SKIP_ASM_OP): Remove.
4837 (ASM_OUTPUT_SKIP): Remove.
4838 (ALIGN_ASM_OP): Remove.
4839 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4840 (ASM_OUTPUT_CASE_LABEL): Remove.
4841 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
4842 (COMMON_ASM_OP): Remove.
4843 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
4844 (ASCII_DATA_ASM_OP): Remove.
4845 (READONLY_DATA_SECTION_ASM_OP): Remove.
4846 (INIT_SECTION_ASM_OP): Remove.
4847 (FINI_SECTION_ASM_OP): Remove.
4848 (ASM_SECTION_START_OP): Remove.
4849 (ASM_OUTPUT_SECTION_START_FILE): Remove.
4850 (TARGET_ASM_NAMED_SECTION): Remove.
4851 (TARGET_ASM_SELECT_SECTION): Remove.
4852 (MAKE_DECL_ONE_ONLY): Remove.
4853 (TYPE_ASM_OP): Remove.
4854 (SIZE_ASM_OP): Remove.
4855 (ASM_WEAKEN_LABEL): Remove.
4856 (TYPE_OPERAND_FMT): Remove.
4857 (ASM_DECLARE_RESULT): Remove.
4858 (ASM_DECLARE_OBJECT_NAME): Remove.
4859 (ASM_FINISH_DECLARE_OBJECT): Remove.
4860 (ELF_ASCII_ESCAPES): Remove.
4861 (ELF_STRING_LIMIT): Remove.
4862 (STRING_ASM_OP): Remove.
4863 (ASM_OUTPUT_EXTERNAL): Remove.
4864 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
4865 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
4867 (ASM_DECLARE_FUNCTION_NAME): Ditto.
4868 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
4869 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
4870 (ASM_OUTPUT_SKIP): Ditto.
4871 (READONLY_DATA_SECTION_ASM_OP): Remove.
4872 (USER_LABEL_PREFIX): Remove.
4873 (ASM_OUTPUT_ASCII): Remove.
4874 (ASM_OUTPUT_CASE_LABEL): Remove.
4875 (NO_DOLLAR_IN_LABEL): Undefine.
4877 2012-03-22 Richard Guenther <rguenther@suse.de>
4879 PR tree-optimization/52459
4880 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
4881 PHI insertion for calls.
4883 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
4885 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
4886 find_sets_in_insn, canonicalize_insn): Split out from ...
4887 (cse_insn): ... here.
4888 (invalidate_from_clobbers): Take an insn instead of the pattern.
4890 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
4893 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
4894 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
4895 * config/sh/sh.md (sindf2, cosdf2): Remove.
4897 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
4900 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
4901 prologue for unwinder and profiler.
4903 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4905 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4906 Introduce emul_name to select the right linker emulation for
4907 powerpc64-*-freebsd*.
4908 * configure: Regenerate.
4909 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4910 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4911 * config/rs6000/freebsd64.h: New file.
4912 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4914 (rs6000_savres_strategy): Likewise.
4915 (rs6000_savres_routine_name): Likewise.
4916 (rs6000_elf_file_end): Likewise.
4917 * config/rs6000/t-freebsd64: New file.
4918 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4919 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4921 * config/rs6000/freebsd64.h: Remove duplicated entries from last
4923 * config/rs6000/t-freebsd64: Likewise.
4925 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
4927 PR rtl-optimization/52543
4929 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4930 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4931 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4932 (avr_load_libgcc_p): Restrict to __flash loads.
4933 (avr_out_lpm): Only handle 1-byte loads from __flash.
4934 (avr_load_lpm): New function.
4935 (avr_find_unused_d_reg): Remove.
4936 (avr_out_lpm_no_lpmx): Remove.
4937 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4938 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4939 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4940 (load_<mode>, load_<mode>_clobber): New insns.
4941 (mov<mode>): For multi-byte move from non-generic
4942 16-bit address spaces: Expand to load_<mode> resp.
4943 load_<mode>_clobber.
4944 (load<mode>_libgcc): Remove expander.
4945 (split-lpmx): Remove split.
4947 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
4949 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
4950 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
4951 All callers changed.
4952 (Fixed_core_reg): New feature.
4953 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
4955 * neon-testgen.ml: Handle Fixed_core_reg.
4957 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
4959 * config/arm/arm.c (thumb2_reorg): Add complete support
4960 for 16-bit instructions.
4961 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
4963 2012-03-21 Richard Guenther <rguenther@suse.de>
4965 PR tree-optimizer/52636
4966 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
4967 to the appropriate type.
4969 2012-03-21 Richard Guenther <rguenther@suse.de>
4971 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
4973 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
4974 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
4975 * passes.c (init_optimization_passes): Remove pass_init_function,
4976 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
4977 * tree-pass.h (pass_init_function): Remove.
4978 (pass_jump): Remove.
4979 (pass_initial_value_sets): Remove.
4980 (pass_unshare_all_rtl): Remove.
4981 * integrate.c (pass_initial_value_sets): Remove.
4982 * emit-rtl.c (pass_unshare_all_rtl): Remove.
4983 * tree.h (init_function_for_compilation): Remove.
4984 * function.c (init_function_for_compilation): Remove.
4985 (pass_init_function): Remove.
4986 * cfgcleanup.c (rest_of_handle_jump): Remove.
4987 (pass_jump): Remove.
4989 2012-03-20 Jason Merrill <jason@redhat.com>
4991 * tree-streamer-in.c (streamer_alloc_tree): Call
4992 ggc_alloc_zone_cleared_tree_node instead of
4993 ggc_alloc_zone_cleared_tree_node_stat.
4995 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
4997 * doc/extend.texi (Template Instantiation): Remove anachronisms.
4999 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5002 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5003 (ix86_expand_vec_perm_const_1): Call it.
5005 * config/i386/i386.c (vselect_insn): New variable.
5006 (init_vselect_insn): New function.
5007 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5008 Call init_vselect_insn if vselect_insn is NULL. Adjust
5009 PATTERN (vselect_insn), instead of creating a new insn each time,
5010 only emit a copy of it if not testing and recog has been successful.
5011 (expand_vec_perm_pshufb, expand_vec_perm_1,
5012 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5016 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5017 ("enabled" attribute): Handle avx2 and noavx2 isas.
5018 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5020 (vec_dup<mode>): Add avx2 =x,x alternative.
5021 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5022 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5023 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5024 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5026 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5027 if possible, handle also V8SFmode.
5029 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5031 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5032 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5033 reg_or_zero_operand predicate.
5034 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5036 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5038 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5039 If operand isn't UNSPEC, return 0.
5041 2012-03-20 Richard Guenther <rguenther@suse.de>
5043 * tree-pass.h (pass_rtl_eh): Remove.
5044 * except.c (gate_handle_eh): Likewise.
5045 (rest_of_handle_eh): Likewise.
5046 (pass_rtl_eh): Likewise.
5047 (finish_eh_generation): Export.
5048 * except.h (finish_eh_generation): Declare.
5049 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5050 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5051 after expanding stack alignment. Instead of compacting blocks
5054 2012-03-20 Richard Guenther <rguenther@suse.de>
5056 * stor-layout.c (finish_bitfield_representative): Fallback
5057 to conservative maximum size if the padding up to the next
5058 field cannot be computed as a constant.
5059 (finish_bitfield_layout): If we cannot compute the distance
5060 between the start of the bitfield representative and the
5061 bitfield member start a new representative.
5062 * expr.c (get_bit_range): The distance between the start of
5063 the bitfield representative and the bitfield member is zero
5064 if the field offsets are not constants.
5066 2012-03-20 Tristan Gingold <gingold@adacore.com>
5068 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5069 convert in lowercase.
5070 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5071 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5072 * stor-layout.c (sizetype_tab): Adjust.
5073 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5074 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5075 instead of type_kind_last.
5076 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5077 instead of size_int_kind.
5078 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5079 * doc/tm.texi: Regenerate.
5080 * defaults.h (SIZETYPE): Provide a default value.
5081 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5084 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5086 * config/sh/sh.md: Use braced string notation where applicable.
5088 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5090 * config/i386/i386.md (allocate_stack): Simplify.
5092 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5094 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5095 copy_to_mode_reg (Pmode, ...).
5096 (expand_builtin_frame_address): Ditto.
5097 * expr.c (emit_block_move_via_libcall): Ditto.
5098 (set_storage_via_libcall): Ditto.
5100 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5101 (ix86_expand_setmem): Ditto.
5102 (ix86_trampoline_init): DItto.
5103 * config/i386/i386.md (cmpstrnsi): Ditto.
5105 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5107 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5108 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5109 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5110 (SH Options): Likewise.
5112 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5114 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5115 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5116 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5117 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5118 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5121 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5123 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5124 * config/i386/i386.c (ix86_decompose_address): Use
5125 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5126 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5127 thread pointer to a register.
5130 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5132 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5133 if Pmode != word_mode.
5134 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5135 Pmode == SImode for TARGET_X32.
5137 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5138 (tls_initial_exec_x32): Likewise.
5140 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5143 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5144 DISP_ADDR_OFFSET): New macros.
5145 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5146 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5147 (sh_legitimize_address): Add QImode displacement handling.
5148 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5150 (sh_secondary_reload): Add QImode displacement handling.
5151 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5152 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5153 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5154 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5155 to register operands only.
5156 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5157 (extendqihi2): Change insn to expander.
5158 (*extendqihi2_compact_reg): New insn.
5159 (movqi_i, movqi): Replace with ...
5160 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5161 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5162 Add new peepholes for QImode displacement addressing.
5164 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5167 * doc/invoke.texi: Document -Wuseless-cast.
5169 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5171 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5172 * tree.h (handled_component_p): Reorder cases.
5173 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5174 not initialize unsignedp.
5175 (loc_list_from_tree): Likewise.
5176 (fortran_common): Likewise.
5177 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5179 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5181 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5182 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5183 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5184 (ix86_split_long_move): Ditto.
5185 (legitimize_tls_address): Use ix86_gen_sub3.
5186 (construct_plt_address): Assert that Pmode == DImode.
5188 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5190 * config/i386/i386.md: Remove empty predicates and/or constraints.
5191 * config/i386/sync.md: Ditto.
5192 * config/i386/sse.md: Ditto.
5193 * config/i386/mmx.md: Ditto.
5194 * config/i386/pentium.md: Ditto.
5195 * config/i386/athlon.md: Ditto.
5197 2012-03-16 Richard Guenther <rguenther@suse.de>
5199 PR tree-optimization/52603
5200 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5204 2012-03-14 Richard Guenther <rguenther@suse.de>
5206 PR tree-optimization/52571
5207 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5208 flag_section_anchors check ...
5209 (vect_can_force_dr_alignment_p): ... here.
5211 2012-03-16 Martin Jambor <mjambor@suse.cz>
5213 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5214 memory through MEM_REFs by calling extract_bit_field.
5216 2012-03-16 Richard Guenther <rguenther@suse.de>
5218 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5219 and REFERENCE_TYPE interpretations.
5220 (can_native_interpret_type_p): New function.
5221 (fold_ternary_loc): Use native encode/interpret to fold
5222 BIT_FIELD_REFs of constants.
5224 2012-03-16 Richard Guenther <rguenther@suse.de>
5227 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5228 of vector constants and constructors.
5230 2012-03-16 Richard Guenther <rguenther@suse.de>
5232 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5233 VIEW_CONVERT_EXPR to convert constants.
5234 (vect_is_simple_use): Treat all constants as vec_constant_def.
5236 2012-03-16 Richard Guenther <rguenther@suse.de>
5237 Kai Tietz <ktietz@redhat.com>
5240 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5241 side-effects completely in the pre-queue and use a temporary
5244 2012-03-16 Richard Guenther <rguenther@suse.de>
5246 * stor-layout.c (finish_bitfield_representative): Fall back
5247 to the conservative maximum size if we cannot compute the
5248 size of the tail padding.
5250 2012-03-16 Tristan Gingold <gingold@adacore.com>
5252 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5253 __CRTL_VER and __VMS_VER.
5254 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5255 and vms_c_get_vms_ver.
5256 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5258 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5259 (VMS_DEFAULT_VMS_VER): Define.
5260 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5261 (VMS_DEFAULT_VMS_VER): Define.
5263 2012-03-16 Richard Guenther <rguenther@suse.de>
5265 * tree-vect-loop.c (get_initial_def_for_induction): Use
5266 build_constructor directly.
5267 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5268 build_vector_from_val.
5269 * tree.c (build_vector_from_val): Avoid creating a constructor
5270 first when we want a constant vector.
5272 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5274 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5276 2012-03-16 Richard Guenther <rguenther@suse.de>
5278 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5279 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5280 (struct tree_vector): Remove elements member, add variable size
5282 (build_vector_stat): Declare.
5283 (build_vector): Define in terms of build_vector_stat.
5284 * tree.c (build_vector): Rename to ...
5285 (build_vector_stat): ... this. Take array of trees as parameter.
5286 (build_vector_from_ctor): Adjust.
5287 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5288 initializer_zerop): Adjust.
5289 * cfgexpand.c (expand_debug_expr): Likewise.
5290 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5291 const_vector_from_tree): Likewise.
5292 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5293 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5294 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5295 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5296 (lto_input_ts_vector_tree_pointers): Adjust.
5297 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5298 (write_ts_vector_tree_pointers): Adjust.
5299 * varasm.c (const_hash_1, compare_constant, copy_constant,
5300 output_constant): Adjust.
5301 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5302 * print-tree.c (print_node): Adjust.
5303 * tree-pretty-print.c (dump_generic_node): Adjust.
5304 * tree-vect-generic.c (uniform_vector_p, vector_element,
5305 lower_vec_perm): Adjust.
5306 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5307 * tree-vect-slp.c (vect_get_constant_vectors,
5308 vect_transform_slp_perm_load): Adjust.
5309 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5310 * expmed.c (make_tree): Adjust.
5311 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5312 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5314 (sparc_fold_builtin): Adjust.
5316 2012-03-16 Tristan Gingold <gingold@adacore.com>
5318 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5319 * config/vms/vms-stdint.h: New file.
5321 2012-03-16 Tristan Gingold <gingold@adacore.com>
5323 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5324 (ia64-hp-*vms*): Replaced by ...
5325 (*-*-*vms*): ... This new entry.
5327 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5330 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5331 (ix86_expand_vec_perm_const_1): Use it.
5334 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5335 (avx2_permv4df): Remove.
5336 (avx2_permv4di): Macroize into...
5337 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5338 (avx2_permv4di_1): Macroize into...
5339 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5341 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5343 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5345 2012-03-15 Ira Rosen <irar@il.ibm.com>
5346 Ulrich Weigand <ulrich.weigand@linaro.org>
5348 * tree-vect-patterns.c (widened_name_p): Rename to ...
5349 (type_conversion_p): ... this. Add new argument to determine
5350 if it's a promotion or demotion operation. Check for
5351 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5352 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5354 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5355 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5357 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5358 non-constant then and else clauses.
5360 2012-03-15 Ira Rosen <irar@il.ibm.com>
5361 Ulrich Weigand <ulrich.weigand@linaro.org>
5363 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5364 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5366 * tree-vect-patterns.c (widened_name_p): Pass basic block
5367 info to vect_is_simple_use.
5368 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5369 (vect_recog_widen_sum_pattern): Likewise.
5370 (vect_handle_widen_op_by_const): Support basic blocks.
5371 (vect_operation_fits_smaller_type,
5372 vect_recog_over_widening_pattern): Likewise.
5373 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5374 Update call to vect_is_simple_use.
5375 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5377 (check_bool_pattern): Add an argument, update call to
5378 vect_is_simple_use and the recursive calls.
5379 (vect_recog_bool_pattern): Update relevant function calls.
5381 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5382 (vect_pattern_recog_1): Check for reduction only in loops.
5383 (vect_pattern_recog): Add new argument. Support basic blocks.
5384 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
5385 info to vect_is_simple_use_1.
5386 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
5387 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
5389 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5390 Andrew Pinski <apinski@cavium.com>
5393 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5394 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5395 calls instead of __builtin_ir{int,ound}*.
5397 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5399 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
5402 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5404 * config.gcc (target_type_format_char): New. Document it. Set it for
5406 * configure.ac (gnu_unique_option): Use target_type_format_char
5407 in test. Comment rationale.
5408 * configure: Regenerate .
5410 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5412 PR tree-optimization/52267
5413 * tree-vrp.c (masked_increment): New function.
5414 (register_edge_assert_for_2): Derive ASSERT_EXPRs
5415 from (X & CST1) cmp CST2 tests.
5417 2012-03-15 Richard Guenther <rguenther@suse.de>
5420 * tree-data-ref.c (subscript_dependence_tester_1): Check
5421 all dimensions for non-conflicting access functions.
5423 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5426 * doc/invoke.texi [C++ Language Options]: Document
5427 -ftemplate-backtrace-limit.
5429 2012-03-15 Tristan Gingold <gingold@adacore.com>
5431 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
5434 2012-03-15 Tristan Gingold <gingold@adacore.com>
5436 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
5437 use DW_OP_call_frame_cfa.
5439 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
5442 * config/i386/i386-opts.h (pmode): New.
5444 * config/i386/i386.c (ix86_option_override_internal): Properly
5445 check and set ix86_pmode.
5447 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
5449 * config/i386/i386.opt (maddress-mode=): New.
5451 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
5453 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5455 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
5456 (dwarf2out_do_cfi_asm): Likewise.
5457 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
5459 (add_data_member_location_attribute): Likewise.
5460 (gen_array_type_die): Likewise.
5461 (gen_subprogram_die): Likewise.
5462 (gen_producer_string): Likewise.
5463 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
5464 Remove MIPS_DEBUGGING_INFO handling.
5465 (sdb_debug_hooks): Likewise.
5466 (sdbout_begin_block): Likewise.
5467 (sdbout_end_block): Likewise.
5468 (sdbout_begin_prologue): Likewise.
5469 (sdbout_start_source_file): Likewise.
5470 (sdbout_end_source_file): Likewise.
5471 (sdbout_init): Likewise.
5472 * system.h (MIPS_DEBUGGING_INFO): Poison.
5474 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5476 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
5477 (alpha_file_start) [MS_STAMP]: Remove.
5479 * config/alpha/elf.h (TARGET_GAS): Remove.
5480 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
5481 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
5482 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
5483 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
5484 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
5485 (alpha*-*-freebsd*): Likewise.
5486 (alpha*-*-netbsd*): Likewise.
5487 (alpha*-*-openbsd*): Likewise.
5488 (alpha*-*-*): Remove target_cpu_default2.
5489 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
5491 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
5492 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
5493 * config/alpha/alpha.c (print_operand): Always assume
5494 TARGET_AS_SLASH_BEFORE_SUFFIX.
5495 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
5496 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
5497 ("*builtin_setjmp_receiver_er_1"): Remove.
5498 * config/alpha/alpha.opt (malpha-as): Remove.
5500 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
5502 Remove DEC Unix reference.
5504 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
5505 (EXTENDED_COFF): Remove.
5506 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
5507 (EXTENDED_COFF): Don't undef.
5508 * config/alpha/alpha.c (alpha_file_start): Always assume
5510 Don't set targetm.asm_file_start_file_directive.
5511 [!OBJECT_FORMAT_ELF]: Remove.
5512 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
5514 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
5515 (DBX_DEBUGGING_INFO): Remove.
5516 (MIPS_DEBUGGING_INFO): Remove.
5517 (PREFERRED_DEBUGGING_TYPE): Remove.
5518 (DBX_OUTPUT_SOURCE_LINE): Remove.
5519 (SDB_OUTPUT_SOURCE_LINE): Remove.
5520 (DBX_CONTIN_LENGTH): Remove.
5521 (NO_DBX_FUNCTION_END): Remove.
5522 (ASM_STABS_OP): Remove.
5523 (ASM_STABN_OP): Remove.
5524 (ASM_STABD_OP): Remove.
5525 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
5526 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
5527 (PUT_SDB_DEF): Remove.
5528 (PUT_SDB_PLAIN_DEF): Remove.
5529 (PUT_SDB_TYPE): Remove.
5530 (sdb_label_count): Remove.
5531 (PUT_SDB_BLOCK_START): Remove.
5532 (PUT_SDB_BLOCK_END): Remove.
5533 (PUT_SDB_FUNCTION_START): Remove.
5534 (PUT_SDB_FUNCTION_END): Remove.
5535 (PUT_SDB_EPILOGUE_END): Remove.
5536 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
5537 (MIPS_DEBUGGING_INFO): Don't undef.
5538 (DBX_DEBUGGING_INFO): Don't undef.
5539 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
5540 (MIPS_DEBUGGING_INFO): Don't undef.
5541 (DBX_DEBUGGING_INFO): Don't undef.
5542 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
5543 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
5545 (alpha_start_function): Likewise.
5546 (sdb_label_count): Remove.
5547 (alpha_output_filename): Remove DBX_DEBUG handling.
5548 (alpha_file_start): Likewise.
5550 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5552 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
5553 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
5554 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
5556 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
5557 (ld_tls_support): Remove Solaris 8 references.
5558 (lwp_dir, lwp_spec): Remove support for alternate thread library.
5559 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
5560 * configure: Regenerate.
5561 * config.in: Regenerate.
5563 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
5564 * config/i386/sol2.h: Remove Solaris 8 references.
5566 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
5567 (i?86-*-solaris2.9): ... this.
5568 Remove Solaris 8 references.
5569 (Specific, *-*-solaris2*): Document Solaris 8 removal.
5570 Remove Solaris 8 references.
5572 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5574 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
5575 (mips-sgi-irix6.5*): Remove.
5576 * config.host (mips-sgi-irix*): Remove.
5577 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
5578 (set_have_as_tls): Remove *-*-irix6*.
5579 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
5580 * configure: Regenerate.
5582 * config/mips/iris6.h: Remove.
5583 * config/mips/iris6.opt: Remove.
5584 * config/mips/t-irix6: Remove.
5586 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
5587 (TARGET_IRIX6): Remove.
5588 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
5589 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
5590 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
5592 (mips_file_start): Likewise.
5593 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
5595 * config/mips/driver-native.c [__sgi__]: Remove.
5596 (host_detect_local_cpu) [__sgi__]: Remove.
5598 * config/mips/gnu-user.h: Remove iris5.h reference.
5600 * config/mips/mips-modes.def: Remove IRIX 6 reference.
5601 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
5602 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
5605 * gcc.c (main): Move asm_debug initialization ...
5606 (asm_debug): ... here.
5608 * ginclude/stddef.h (__STDDEF_H__): Don't define.
5610 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
5611 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
5612 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5613 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5614 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
5615 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
5617 * doc/tm.texi: Regenerate.
5619 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
5621 (MIPS Options, -march): Remove IRIX reference.
5622 * doc/install.texi (Binaries, SGI IRIX): Remove.
5623 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
5625 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
5627 2012-03-14 Martin Jambor <mjambor@suse.cz>
5629 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
5630 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
5631 (expand_expr_real_1): Do not handle misalignment if modifier is
5634 2012-03-14 Richard Guenther <rguenther@suse.de>
5637 * tree-vect-generic.c (type_for_widest_vector_mode): Take
5638 element type instead of mode, use build_vector_type_for_mode
5639 instead of the langhook, build a vector of proper signedness.
5640 (expand_vector_operations_1): Adjust.
5642 2012-03-14 Richard Guenther <rguenther@suse.de>
5645 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
5646 a cgraph node for a FUNCTION_DECL that comes from a constructor.
5647 (gimple_get_virt_method_for_binfo): Likewise.
5649 2012-03-14 Richard Guenther <rguenther@suse.de>
5651 PR tree-optimization/52571
5652 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5653 flag_section_anchors check ...
5654 (vect_can_force_dr_alignment_p): ... here. Do not re-align
5655 DECL_COMMON variables.
5657 2012-03-14 Richard Guenther <rguenther@suse.de>
5659 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
5660 * stor-layout.c (start_bitfield_representative): New function.
5661 (finish_bitfield_representative): Likewise.
5662 (finish_bitfield_layout): Likewise.
5663 (finish_record_layout): Call finish_bitfield_layout.
5664 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
5665 for QUAL_UNION_TYPE fields.
5666 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5667 Stream DECL_BIT_FIELD_REPRESENTATIVE.
5668 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5673 * expr.c (get_bit_range): Unconditionally extract bitrange
5674 from DECL_BIT_FIELD_REPRESENTATIVE.
5675 (expand_assignment): Adjust call to get_bit_range.
5677 2012-03-14 Richard Guenther <rguenther@suse.de>
5680 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
5681 the outermost conversion is a sign-change only.
5682 (fold_binary_loc): Disregard widening and sign-changing
5683 conversions when we determine if two variables are equal
5685 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
5686 (T1)x if the outermost conversion is a sign-change only.
5688 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5691 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5693 * config/i386/predicates.md (constant_call_address_operand): Declare
5694 as special predicate. Update all uses.
5696 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5699 * c-parser.c (c_parser_postfix_expression)
5700 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5702 * config/i386/smmintrin.h: Avoid /* within a comment.
5703 * config/i386/nmmintrin.h: Likewise.
5705 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5707 * config/i386/i386.md (xbegin): Remove constraint from expander.
5709 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5711 * config/i386/predicates.md (constant_call_address_operand): Declare
5712 as special predicate. Update all uses.
5713 * config/i386/i386.md: Remove mode from constant_call_address_operand
5715 * config/i386/i386.c (ix86_output_call_insn): Call
5716 constant_call_address_operand with VOIDmode.
5718 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5720 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
5721 AND zero extended address correctly.
5723 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5725 * config/i386/predicates.md (tls_symbolic_operand): Declare as
5727 (tls_modbase_operand): Ditto.
5728 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
5729 tls_modbase_operand predicates.
5731 2012-03-13 Martin Jambor <mjambor@suse.cz>
5733 * expr.c (expand_assignment): Handle misaligned scalar writes to
5734 memory through top-level MEM_REFs by calling store_bit_field.
5736 2012-03-13 Richard Guenther <rguenther@suse.de>
5739 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
5740 if Y is a constant multiple of 1 << CST.
5742 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
5745 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5746 offset (size) to a value the insns can deal with.
5747 (expand_epilogue): Ditto.
5749 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5751 * config/arm/neon.ml (ops): Fixup expected instructions for
5752 unsigned vector compares.
5754 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5756 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
5757 addresses only when %reg is not in word mode.
5759 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5761 * config/microblaze/microblaze.md: Fix typo.
5762 * tree-if-conv.c: Likewise.
5763 * tree-vect-patterns.c: Likewise.
5765 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5767 * config.gcc (extra_passes): Remove.
5768 * configure.ac (extra_passes): Don't substitute.
5769 * configure: Regenerate.
5770 * Makefile.in (EXTRA_PASSES): Remove.
5771 (GCC_PASSES): Remove $(EXTRA_PASSES).
5772 (MOSTLYCLEANFILES): Likewise.
5774 (install-common): Likewise.
5776 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5778 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5779 * config/i386/i386.c (ix86_decompose_address): Use
5780 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5781 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5782 thread pointer to a register.
5784 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5786 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
5787 on tls_symbolic_operand.
5788 (tls_global_dynamic_64_<mode>): Likewise.
5790 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5793 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5794 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5796 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5799 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5800 type from reg_class_t to enum reg_class.
5801 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5803 2012-03-12 Andrew Pinski <apinski@cavium.com>
5805 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
5806 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
5807 (value_replacement): Likewise.
5808 (empty_block_p): Check also if the PHIs for the block are empty.
5810 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5813 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5814 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5815 r184615 from 2012-02-28.
5817 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5819 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
5820 (ix86_gen_tls_local_dynamic_base_64): Likewise.
5821 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
5822 and ix86_gen_tls_local_dynamic_base_64.
5823 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
5824 ix86_gen_tls_local_dynamic_base_64.
5826 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
5827 (*tls_global_dynamic_64_<mode>): This.
5828 (tls_global_dynamic_64): Renamed to ...
5829 (tls_global_dynamic_64_<mode>): This.
5830 (*tls_local_dynamic_base_64): Renamed to ...
5831 (*tls_local_dynamic_base_64_<mode>): This.
5832 (tls_local_dynamic_base_64): Renamed to ...
5833 (tls_local_dynamic_base_64_<mode>): This.
5835 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5837 * config/i386/i386.c (ix86_option_override_internal): Properly
5838 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
5839 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
5840 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
5841 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
5843 * config/i386/sse.md (sse3_monitor64): Renamed to ...
5844 (sse3_monitor64_<mode>): This.
5846 2012-03-12 Tristan Gingold <gingold@adacore.com>
5848 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
5849 (ia64_function_arg_advance): Ditto.
5851 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5853 * config.gcc (mips*-*-openbsd*): Remove.
5854 * config/mips/openbsd.h: Remove.
5855 * config/mips/sdb.h: Remove.
5857 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
5858 * config/mips/mips.c (sdb_label_count): Remove.
5859 (mips_debugger_offset): Remove #if 0 code.
5860 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
5861 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
5863 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5865 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5867 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5868 Update binutils references.
5869 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5870 Update binutils reference.
5871 Update Sun as/GNU ld caveat.
5872 Document binutils largefile requirement for LTO plugin.
5873 Remove reference to alternate libpthread.
5875 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5877 * config.gcc (alpha*-dec-osf5.1*): Remove.
5878 * config.host (alpha*-dec-osf*): Remove.
5879 * configure.ac (*-*-osf*): Remove.
5880 (alpha*-dec-osf*): Remove.
5881 * configure: Regenerate.
5883 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
5884 config/alpha/va_list.h, config/alpha/x-osf: Remove.
5886 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
5887 * config/alpha/alpha.c (struct machine_function): Update comment.
5888 (alpha_start_function): Remove Tru64 UNIX as handling for
5890 * config/alpha/alpha.md ("exception_receiver"): Remove
5891 TARGET_LD_BUGGY_LDGP.
5892 ("*exception_receiver_2"): Likewise.
5893 * except.c (finish_eh_generation): Remove Tru64 reference.
5894 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
5895 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
5896 * target.def (handle_pragma_extern_prefix): Remove.
5898 * Makefile.in (mips-tfile.o-warn): Remove.
5899 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
5900 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
5901 * mips-tdump.c, mips-tfile.c: Remove.
5903 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
5905 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
5906 (Specific, alpha*-dec-osf5.1): Note removal.
5907 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
5909 * doc/tm.texi: Regenerate.
5910 * doc/trouble.texi (Cross-Compiler Problems): Remove.
5912 2012-03-12 Richard Guenther <rguenther@suse.de>
5914 * config/arm/arm.c (neon_dereference_pointer): Do not call
5915 covert during RTL expansion.
5917 2012-03-12 Tristan Gingold <gingold@adacore.com>
5919 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
5920 Options. Mention -mpointer-size.
5922 2012-03-12 Richard Guenther <rguenther@suse.de>
5924 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
5925 build_nonstandard_integer_type.
5927 2012-03-12 Richard Guenther <rguenther@suse.de>
5929 * tree.c (signed_or_unsigned_type_for): Use
5930 build_nonstandard_integer_type.
5931 (signed_type_for): Adjust documentation.
5932 (unsigned_type_for): Likewise.
5933 * tree-pretty-print.c (dump_generic_node): Use standard names
5934 for non-standard integer types if available.
5936 2012-03-12 Tristan Gingold <gingold@adacore.com>
5938 * config/vms/vms.opt: Add vms-opts.h header.
5939 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
5941 (-mvms-return-codes): Document.
5942 (-mpointer-size): New option.
5943 (vms_pointer_size): Add enumeration.
5944 * config/vms/vms-opts.h: New file.
5945 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5946 __INITIAL_POINTER_SIZE.
5947 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
5948 (C_COMMON_OVERRIDE_OPTIONS): Define.
5949 (DWARF2_ADDR_SIZE): Define.
5950 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
5951 * config/vms/vms-protos.h (vms_c_common_override_options):
5953 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
5954 if -mno-pointer-size.
5955 (vms_c_common_override_options): New function.
5956 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
5957 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
5958 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
5959 and flag_vms_pointer_size.
5960 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
5961 * config.gcc (*-*-*vms*): Define xm_file.
5962 (alpha*-dec-*vms*): Do not define xm_file.
5963 (alpha64-dec-*vms*): Remove.
5964 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
5967 2012-03-12 Jakub Jelinek <jakub@redhat.com>
5969 PR tree-optimization/51721
5970 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
5971 if (int) unsvar cmp CST.
5973 2012-03-12 Richard Guenther <rguenther@suse.de>
5975 * tree-sra.c (create_access_replacement): Only rename the replacement
5976 if we can rewrite it into SSA form. Properly mark register typed
5977 replacements that we cannot rewrite with TREE_ADDRESSABLE.
5978 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
5979 for aggregate or BLKmode results.
5981 2012-03-12 Jakub Jelinek <jakub@redhat.com>
5983 PR tree-optimization/52533
5984 * tree-vrp.c (register_edge_assert_for_2): Use double_int
5985 type for mask, only handle shifts by non-zero in-range
5986 shift count, for LE_EXPR and GT_EXPR if new_val is
5987 maximum, don't add the assertion.
5989 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
5991 * doc/invoke.texi: Document -mrtm option.
5992 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
5993 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
5994 (ix86_handle_option): Handle OPT_mrtm.
5995 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
5997 (x86_64-*-*): Ditto.
5998 * i386-builtin-types.def (INT_FTYPE_VOID): New.
5999 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6001 (ix86_target_string): Define -mrtm option.
6003 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6005 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6006 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6008 (bdesc_special_args): Ditto.
6009 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6010 (ix86_expand_special_args_builtin): Handle new built-in type.
6011 (ix86_expand_builtin): Handle XABORT instruction.
6012 * config/i386/i386.h (TARGET_RTM): New.
6013 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6014 (UNSPECV_XEND): Ditto.
6015 (UNSPECV_XABORT): Ditto.
6016 (UNSPECV_XTEST): Ditto.
6023 * config/i386/i386.opt (mrtm): New.
6024 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6025 * config/i386/rtmintrin.h: New header.
6026 * config/i386/xtestintrin.h: Ditto.
6028 2012-03-12 Tristan Gingold <gingold@adacore.com>
6030 * ginclude/stddef.h: Adjust previous patch.
6031 Use __VMS__ instead of VMS.
6033 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6035 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6036 Also convert sequences with CC setting arithmetic instruction.
6038 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6040 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6041 from C Language Options to Preprocessor Options.
6042 (C Dialect Options): Move -no-integrated-cpp documentation
6044 (Preprocessor Options): ...to here. Rewrite the description
6045 so it makes more sense, and remove discussion of merging front ends.
6047 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6049 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6051 (ix86_expand_setmem): Likewise.
6053 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6055 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6058 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6060 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6061 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6063 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6065 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6067 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6069 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6072 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6073 Uros Bizjak <ubizjak@gmail.com>
6075 * config/i386/predicates.md (call_insn_operand): Allow
6076 constant_call_address_operand in Pmode only.
6077 (sibcall_insn_operand): Ditto.
6078 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6079 (*call_vzeroupper): Ditto.
6081 (*sibcall_vzeroupper): Ditto.
6082 (*call_value): Ditto.
6083 (*call_value_vzeroupper): Ditto.
6084 (*sibcall_value): Ditto.
6085 (*sibcall_value_vzeroupper): Ditto.
6086 (*indirect_jump): Ditto.
6087 (*tablejump_1): Ditto.
6088 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6090 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6093 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6096 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6097 Use movrt_negc instead of negc pattern for non-SH2A.
6099 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6101 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6103 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6104 if Pmode != word_mode.
6105 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6106 Pmode == SImode for TARGET_X32.
6108 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6109 (tls_initial_exec_x32): Likewise.
6111 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6113 PR rtl-optimization/52528
6114 * combine.c (can_combine_p): Add setting of subst_low_luid
6115 before call to expand_field_assignment().
6117 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6119 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6120 and related program names.
6122 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6124 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6126 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6129 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6130 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6132 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6133 (*movdi_internal_rex64): Use %E operand modifier for lea.
6134 (*movsi_internal): Ditto.
6136 (*lea<mode>_2): Ditto.
6137 (*lea_{3,4,5,6}_zext): Ditto.
6138 (*tls_global_dynamic_32_gnu): Ditto.
6139 (*tls_global_dynamic_64): Ditto.
6140 (*tls_dynamic_gnu2_lea_32): Ditto.
6141 (*tls_dynamic_gnu2_lea_64): Ditto.
6142 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6144 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6146 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6147 redefine to be NULL if the current bit-size is different from the
6148 configured bit-size.
6150 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6151 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6152 set the default tuning. Add asserts to make sure the cpu and tune
6153 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6154 test whether the index is set, instead of > 0.
6155 (rs6000_file_start): Do not reset the default cpu if the current
6156 bit-size is different from the configured bit-size.
6158 2012-03-09 Tristan Gingold <gingold@adacore.com>
6160 * config/vms/vms-crtlmap.map: Add comments.
6161 Add entries needed to build Ada RTS.
6163 2012-03-09 Tristan Gingold <gingold@adacore.com>
6165 * ginclude/stddef.h: Do not define __size_t on VMS.
6167 2012-03-09 Tristan Gingold <gingold@adacore.com>
6169 * c-tree.h (c_default_pointer_mode): New variable.
6170 * c-decl.c (c_default_pointer_mode): New variable.
6171 (c_build_pointer_type): New function.
6172 (grokdeclarator): Call c_build_pointer_type instead
6173 of build_pointer_type.
6175 * config/vms/vms-c.c: Include c-tree.h
6176 (saved_pointer_mode): New variable.
6177 (handle_pragma_pointer_size): New function.
6178 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6179 (vms_c_register_pragma): Register __pointer_size and
6180 __required_pointer_size pragmas.
6182 2012-03-09 Tristan Gingold <gingold@adacore.com>
6184 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6185 (vms_c_register_includes): Reference it.
6187 2012-03-09 Andrew Pinski <apinski@cavium.com>
6190 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6192 (tree_ssa_phiopt_worker): Go through all the PHIs for
6193 value_replacement instead of just the singleton one.
6194 (value_replacement): Change return type to int. Return 0 instead of
6196 Allow the middle basic block to contain more than just the defining
6198 Handle non empty middle basic blocks.
6199 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6201 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6203 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6204 array reference and component reference.
6205 (analyze_scalar_evolution_for_address_of): New.
6207 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6210 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6211 (hwloop_pattern_reg): Fix set but not used warning.
6212 (bfin_reorg_loops): Remove unused parameter.
6213 (bfin_reorg): Update use of bfin_reorg_loops.
6215 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6217 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6218 with integer parameters in registers.
6219 (gen_push): Push register in word_mode instead of Pmode.
6220 (ix86_emit_save_regs): Likewise.
6221 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6222 (gen_pop): Pop register in word_mode instead of Pmode.
6223 (ix86_emit_restore_regs_using_pop): Likewise.
6224 (ix86_expand_prologue): Replace Pmode with word_mode for push
6225 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6226 restore RAX and R10 in word_mode.
6227 (ix86_emit_restore_regs_using_mov): Restore integer registers
6229 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6231 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6232 (ix86_split_long_move): Likewise.
6234 * config/i386/i386.md (W): New.
6235 (*push<mode>2_prologue): Replace :P with :W.
6236 (*pop<mode>1): Likewise.
6237 (*pop<mode>1_epilogue): Likewise.
6238 (push/pop peephole2): Use word_mode scratch registers.
6240 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6242 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6244 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6246 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6247 for constants in [-63,63].
6249 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6253 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6255 * config/i386/i386.c (ix86_print_operand_address): Only handle
6256 zero-extended DImode addresses.
6258 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6260 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6261 * configure: Regenerate.
6263 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6266 * config/avr/avr.c (avr_mem_clobber): New static function.
6267 (avr_expand_delay_cycles): Add memory clobber operand to
6268 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6269 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6270 (enable_interrupt, disable_interrupt): New expander.
6271 (nopv, sleep, wdr): New expanders.
6272 (delay_cycles_1): Add memory clobber.
6273 (delay_cycles_2): Add memory clobber.
6274 (delay_cycles_3): Add memory clobber.
6275 (delay_cycles_4): Add memory clobber.
6276 (cli_sei): New insn from former "enable_interrupt",
6277 "disable_interrupt" with memory clobber.
6278 (*wdt): New insn from former "wdt" with memory clobber.
6279 (*nopv): Similar, but for "nopv".
6280 (*sleep): Similar, but for "sleep".
6282 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6283 Kaz Kojima <kkojima@gcc.gnu.org>
6286 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6287 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6288 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6290 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6292 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6293 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6294 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6296 2012-03-07 Walter Lee <walt@tilera.com>
6298 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6299 REG_CFA_* notes for the stack pointer.
6300 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6301 EH_RETURN_STACKADJ_RTX.
6302 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6303 generate REG_CFA_* notes for the stack pointer.
6304 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6305 by EH_RETURN_STACKADJ_RTX.
6307 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6309 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6310 when __AVR_3_BYTE_PC__ is defined.
6312 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6314 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6315 (ix86_print_operand): Handle '^'.
6316 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6317 using P mode iterator. Add %^ to asm template to conditionally emit
6319 (*rep_movdi_rex64): Ditto.
6320 (*strsetdi_rex_1): Ditto.
6321 (*rep_stosdi_rex64): Ditto.
6322 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6323 conditionally emit addr32 prefix.
6324 (*rep_mov{si,qi}): Ditto.
6325 (*strset{si,hi,qi}): Ditto.
6326 (*rep_stos{si,qi}): Ditto.
6327 (*cmpstrnqi_nz_1): Ditto.
6328 (*cmpstrnqi_1): Ditto.
6329 (*strlenqi_1): Ditto.
6331 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6333 * config/i386/i386.c (function_value_64): Return pointers in
6334 word_mode instead of Pmode.
6335 (ix86_promote_function_mode): Likewise.
6337 2012-03-07 Richard Guenther <rguenther@suse.de>
6339 * coverage.c (get_gcov_type): Use type_for_mode.
6340 (get_gcov_unsigned_t): Likewise.
6341 * expr.c (store_constructor): Use type_for_mode.
6342 (try_casesi): Likewise.
6343 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6344 (add_standard_iv_candidates): Use standard type trees.
6345 * dojump.c (do_jump): Remove dead code.
6347 2012-03-07 Richard Guenther <rguenther@suse.de>
6349 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6351 2012-03-07 Richard Guenther <rguenther@suse.de>
6353 * convert.c (strip_float_extensions): Move ...
6354 * tree.c (strip_float_extensions): ... here.
6356 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6359 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6361 2012-03-07 Richard Guenther <rguenther@suse.de>
6363 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6364 (expand_omp_for_generic): Likewise.
6365 (expand_omp_for_static_nochunk): Likewise.
6366 (expand_omp_for_static_chunk): Likewise.
6367 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6368 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6369 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6370 Use unsigned_type_for.
6371 (vect_create_cond_for_align_checks): Use signed_type_for.
6373 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6375 PR rtl-optimization/52203
6376 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6377 all callers to pass NULL except ...
6378 (reset_sched_cycles_in_current_ebb): ... here, save the value
6379 in new variable 'empty'. Increase issue_rate only for
6382 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
6385 * Makefile.in: Let install-gcc-ar depend on installdirs,
6386 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
6387 Don't double canonicalize if cross-compiling.
6389 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6392 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
6393 to: RAMPZ, RAMPY, RAMPX, RAMPD.
6394 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
6396 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6399 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
6401 * config/avr/avr.md (xload_8): Adjust insn length.
6403 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6406 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
6407 if RAMPZ affects reading from RAM.
6409 2012-03-07 Richard Guenther <rguenther@suse.de>
6413 * doc/invoke.texi (Precompiled Headers): Remove sentence that
6414 suggests you can include PCHs from inside another header.
6416 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
6419 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
6421 2012-03-07 Kai Tietz <ktietz@redhat.com>
6423 * doc/invoke.texi (fwritable-relocated-rdata): Document
6424 new Cygwin/MinGW target option.
6425 * config/i386/winnt.c (i386_pe_unique_section): Ignore
6426 reloc if flag -fwritable-relocated-rdata is not set.
6427 (i386_pe_section_type_flags): Likewise.
6428 * config/i386/cygming.opt (fwritable-relocated-rdata):
6429 Add new flag variable flag_writable_rel_rdata.
6431 2012-03-07 Richard Guenther <rguenther@suse.de>
6433 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
6434 precision against gimple constraints.
6436 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
6439 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
6441 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
6442 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
6444 (init_emit_regs): Move associated initialization to...
6445 (init_emit_once): ...here.
6447 2012-03-06 Richard Henderson <rth@redhat.com>
6449 * config/m68k/m68k.h (ISA_HAS_TAS): New.
6450 * config/m68k/sync.md (atomic_test_and_set): Use it.
6451 (atomic_test_and_set_1): Likewise.
6453 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6456 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
6457 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
6458 (vector_ltgt<mode>): Likewise.
6459 (vector_ordered<mode>): Likewise.
6460 (vector_unordered<mode>): Likewise.
6461 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6463 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
6465 * trans-mem.c: New typedef for tm_region_p.
6466 Define vector types for tm_region_p.
6467 (tm_region_init): Replace region_worklist to a vector called
6470 2012-03-06 Richard Guenther <rguenther@suse.de>
6472 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
6473 MEM_REF with constant pointer operand.
6475 2012-03-06 Richard Guenther <rguenther@suse.de>
6478 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
6480 2012-03-06 Tristan Gingold <gingold@adacore.com>
6482 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
6483 (external_model_kind): Improve documentation.
6484 (vms_pragma_extern_model): Handle relaxed_redef.
6485 (vms_c_register_pragma): Allow expansion for nomember_alignment.
6487 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
6489 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
6490 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
6491 Some more notes on EIND usage and reorder EIND subsection.
6493 2012-03-06 Tristan Gingold <gingold@adacore.com>
6495 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
6496 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
6498 2012-03-06 Tristan Gingold <gingold@adacore.com>
6500 * config/vms/t-vmsnative (version): Define.
6501 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
6503 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
6505 PR rtl-optimization/52250
6506 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
6507 to put note list into. Unconditionally call move_bb_info.
6508 (move_bb_info): Do not assert the blocks being in the same region,
6509 just drop the note list if they are not.
6511 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
6514 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
6515 and use unified expansion logic.
6516 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
6517 closer to the existing movt insn.
6518 (negc): Rename insn to *negc. Add new expander.
6519 (movnegt): Use xor pattern for T bit negation. Reserve helper
6520 constant for negc pattern.
6521 (*movnegt): New insn and splitter.
6523 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6525 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
6528 2012-03-05 Richard Henderson <rth@redhat.com>
6530 * genemit.c (main): Include "target.h" in insn-emit.c.
6531 * Makefile.in (insn-emit.o): Depend on TARGET_H.
6532 * config/sh/sync.md (atomic_test_and_set): Reference
6533 targetm.atomic_test_and_set_trueval instead of
6534 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
6536 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
6538 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
6541 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
6543 * langhooks.c (add_builtin_type): New function.
6544 * langhooks.h (add_builtin_type): Export it.
6545 * config/mep/mep.c (mep_init_builtins): Use it.
6546 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
6548 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6551 * tree.h (BLOCK_SAME_RANGE): Define.
6552 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
6553 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
6554 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
6555 isn't equal to supercontext fragment's fragment chain.
6556 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
6558 (blocks_nreverse_all): Likewise.
6559 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
6560 BLOCK_SUPERCONTEXT to supercontext fragment instead of
6561 supercontext fragment's fragment origin.
6562 * dwarf2out.c (add_high_low_attributes): If stmt has the same
6563 range as its parent (or parents thereof etc.), use the parent's
6564 DW_AT_ranges value instead of creating a new .debug_ranges range.
6566 2012-03-05 Richard Henderson <rth@redhat.com>
6569 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
6570 * omp-low.c (expand_omp_atomic): Assume anything aligned to
6571 BIGGEST_ALIGNMENT is aligned.
6573 2012-03-05 Richard Henderson <rth@redhat.com>
6575 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
6576 * config/sh/sh.c: ... here.
6578 2012-03-05 Richard Henderson <rth@redhat.com>
6581 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
6582 instead of calling negqi2 directly.
6584 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
6587 * trans-mem.c (tm_region_init): Use last_basic_block.
6589 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
6591 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
6592 * config/sh/sync.md (atomic_test_and_set): New expander.
6593 (tasb, atomic_test_and_set_soft): New insns.
6594 * config/sh/sh.opt (menable-tas): New option.
6595 * doc/invoke.texi (SH Options): Document it.
6597 2012-03-05 Richard Guenther <rguenther@suse.de>
6599 * cfgloop.c (verify_loop_structure): Verify dominators before
6601 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
6602 dominators from here.
6603 * graphite-scop-detection.c (create_sese_edges): Likewise.
6604 * loop-doloop.c (doloop_optimize_loops): Likewise.
6605 * loop-init.c (loop_optimizer_init): Likewise.
6606 * loop-unroll.c (unroll_and_peel_loops): Likewise.
6607 * loop-unswitch.c (unswitch_loops): Likewise.
6608 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6609 * tree-parloops.c (parallelize_loops): Likewise. Verify
6610 only when checking is enabled.
6611 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
6613 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6615 * genautomata.c (parse_automata_opt): New static function.
6616 (initiate_automaton_gen): Remove all option handling code. Remove
6617 argc argument. All callers changed.
6618 (main): Call init_rtx_reader_args_cb with the new function as argument.
6620 2012-03-05 Richard Guenther <rguenther@suse.de>
6622 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
6623 * tree-if-conv.c (combine_blocks): Free post-dominator info
6625 * tree-parloops.c (create_parallel_loop): Free and re-compute
6626 dominator info after breaking it.
6628 2012-03-05 Richard Guenther <rguenther@suse.de>
6631 * optabs.h (trapv_unoptab_p): New function.
6632 (trapv_binoptab_p): Likewise.
6633 * optabs.c (expand_binop): Use emit_libcall_block_1 with
6634 a proper equiv_may_trap argument.
6635 (expand_unop): Likewise.
6636 (emit_libcall_block_1): Take extra argument whether the
6637 instruction may trap. Renamed from ...
6638 (emit_libcall_block): ... this. New wrapper.
6640 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6642 PR tree-optimization/51721
6643 * tree-vrp.c (register_edge_assert_for_2): If comparing
6644 lhs of right shift by constant with an integer constant,
6645 add ASSERT_EXPRs for the rhs1 of the right shift.
6647 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
6649 2012-03-05 Richard Guenther <rguenther@suse.de>
6651 * tree.c (integer_zerop): Handle VECTOR_CSTs.
6652 (integer_onep): Likewise.
6653 (integer_all_onesp): Likewise.
6655 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
6657 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
6659 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6661 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
6662 instead of TARGET_64BIT.
6664 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6666 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
6669 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6671 * config/i386/i386.c (ix86_print_operand_address): Only handle
6672 zero-extended DImode addresses.
6674 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6676 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
6677 taken and cputaken as bool.
6679 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6681 * config/i386/constraints.md (Ya): New internal constraint.
6682 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
6683 (*zero_extendsidi2_rex64): Add x,x alternative.
6684 (*zero_extendsidi2): Ditto. Add o,0 alternative.
6685 Remove flags reg clobber. Adjust corresponding splits.
6686 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
6687 zero_extendqisi2 expanders using SWI12 mode iterator.
6688 (zero_extend<mode>si2_and): Macroize insn from
6689 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
6691 (*zero_extend<mode>si2): Macroize insn from
6692 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
6693 (*zero_extend*2_movzbl_and): Remove insn patterns.
6694 (zero_extendqihi2_and): Merge corresponding splitter.
6695 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
6696 (*zero_extend*2_movzbl_and): Remove insn patterns.
6697 (*anddi_1): Split TYPE_IMOVX instructions.
6698 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
6700 (and->zext splitter): Add splitter pattern.
6701 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
6703 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
6705 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
6707 (Debugging Options): Likewise.
6708 (Optimize Options): Likewise.
6709 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
6710 with other architectures. Use official processor names with correct
6711 spelling/capitalization. Fix formatting and grammar issues.
6712 (i386 and x86-64 Windows Options): Similar cleanup here.
6714 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6716 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
6718 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6720 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
6721 DBX_REGISTER_NUMBER.
6723 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6725 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
6726 operand is CONST_INT. Take COSTS_N_INSNS into account.
6727 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
6730 2012-03-02 Richard Henderson <rth@redhat.com>
6732 * optabs.c (expand_atomic_test_and_set): Honor
6733 atomic_test_and_set_trueval even when atomic_test_and_set
6734 optab is not in use.
6736 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
6740 * config/sh/sh.c (sh_register_move_cost): Increase cost between
6741 GENERAL_REGS and FP_REGS for SImode.
6743 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6746 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
6747 (absdi2): New expander.
6748 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
6750 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6752 * config/sh/sync.md (atomic_exchange<mode>): New expander.
6753 (atomic_exchange<mode>_soft): New insn.
6755 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6757 * config/sh/sync.md: Update copyright notice dates.
6758 (atomic_compare_and_swap<mode>): Use SImode for return value instead
6760 (atomic_compare_and_swap<mode>_soft): Likewise.
6762 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6765 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
6766 * config/sh/sh.c: Update copyright notice dates.
6767 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
6768 alignment for TARGET_HARD_SH4.
6769 (sh_option_override): Reduce default function alignment. Set
6770 loop alignment to 4 bytes when not optimizing for size.
6772 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
6775 * doc/invoke.texi (floop-flatten): Remove.
6776 * toplev.c (process_options): Remove references to flag_loop_flatten.
6777 * tree-ssa-loop.c (gate_graphite_transform): Same.
6778 * common.opt (floop-flatten): Obsolete.
6779 * graphite-poly.c (apply_poly_transforms): Remove reference to
6781 * Makefile.in (graphite-flattening.o): Remove.
6782 * graphite-flattening.c: Remove.
6784 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6786 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6787 having mode compatible with the mode of previous compare. Substitute
6788 compare mode of previous compare with the mode, compatible
6789 with eliminated and previous compare.
6791 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6793 * config/rs6000/dfp.md (floatdidd2): New define_insn.
6795 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6797 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
6798 compatible with CCGOCmode and CCGCmode.
6800 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6802 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
6804 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6806 * config/arm/arm.c (arm_sat_operator_match): New function.
6807 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
6808 * config/arm/arm.md ("insn" attribute): Add "sat" value.
6809 ("SAT", "SATrev"): New code iterators.
6810 ("SATlo", "SAThi"): New code iterator attributes.
6811 ("*satsi_<SAT:code>"): New pattern.
6812 ("*satsi_<SAT:code>_shift"): Likewise.
6813 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
6814 and "shift" attributes.
6815 ("arm_usatsihi"): Add "insn" attribute.
6816 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
6817 by powers of two. Do not allow shift by 32.
6819 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6822 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
6823 to pass the argument in the register of "natural" mode.
6825 2012-03-02 Richard Guenther <rguenther@suse.de>
6827 PR tree-optimization/52406
6828 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
6829 (struct indices): Add unconstrained_base member.
6830 (struct dr_alias): Remove unused vops member.
6831 (DR_UNCONSTRAINED_BASE): New define.
6832 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
6833 add indices to allow their disambiguation. Make DR_BASE_OBJECT
6834 be an artificial access that covers the whole indexed object,
6835 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
6836 plain decl base-objects to their MEM_REF variant.
6837 (dr_may_alias_p): When the base-object of either data reference
6838 has unknown size use only points-to information.
6839 (compute_affine_dependence): Make dumps easier to read and
6841 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
6842 DR_REF when looking for packed references.
6843 (vect_supportable_dr_alignment): Likewise.
6845 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
6847 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
6848 Improve conditions for peepholes of loads followed by commutative
6850 * config/arm/ldmstm.md: Regenerated.
6852 2012-03-02 Richard Guenther <rguenther@suse.de>
6854 * BASE-VER: Set to 4.8.0.
6856 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
6858 * config.gcc (obsolete): Add all ARM targets using the FPA.
6859 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
6860 * doc/install.texi: Avoid references to obsolete ARM ports.
6862 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
6864 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
6866 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
6867 Joern Rennecke <joern.rennecke@embecosm.com>
6869 * doc/extend.texi: Expand and update information on interrupt
6870 attribute for Epiphany.
6872 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6874 * config/sh/sh-protos.h: Update copyright notice dates.
6875 * config/sh/sh.h: Likewise.
6876 * config/sh/sh.md: Likewise.
6877 * config/sh/constraints.md: Likewise.
6878 * config/sh/predicates.md: Likewise.
6880 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6882 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
6883 * config/sh/sh.c (tertiary_reload_operand): Likewise.
6885 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6887 * config/sh/constraints.md: Fix comment typo.
6889 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6892 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
6893 unsigned HOST_WIDE_INT.
6894 (zvdep_imm64): Likewise.
6895 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
6896 (vdepi_and): Likewise.
6897 Likewise for unamed 64-bit patterns.
6898 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
6900 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
6903 PR rtl-optimization/52417
6904 * cselib.c (cselib_any_perm_equivs): New variable.
6905 (cselib_reset_table): Check that it's not set when not
6906 preserving constants.
6907 (cselib_add_permanent_equiv): Set it.
6908 (cselib_have_permanent_equivalences): New.
6909 (cselib_init, cselib_finish): Reset it.
6910 * cselib.h (cselib_have_permanent_equivalences): Declare.
6911 * alias.c (get_addr): Restore earlier behavior when there
6912 aren't permanent equivalences.
6914 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
6916 * config/mn10300/mn10300-modes.def: Fix copyright notice.
6917 * config/v850/v850-modes.def: Fix copyright notice.
6919 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6921 * doc/extend.texi (AVR Built-in Functions): Document
6922 __builtin_avr_flash_segment.
6924 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
6925 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
6926 (*split.flash_segment): New insn-and-split.
6927 * config/avr/avr.c (avr_init_builtins): Add local variables:
6928 const_memx_void_node, const_memx_ptr_type_node,
6929 char_ftype_const_memx_ptr.
6931 2012-03-01 Jakub Jelinek <jakub@redhat.com>
6933 PR tree-optimization/52445
6934 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
6935 add ssa_name_ver, offset and size fields and change store field
6937 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
6938 (add_or_mark_expr): Likewise. Only consider previous stores
6939 with the same size and offset.
6940 (nt_init_block): Only look at gimple_assign_single_p stmts,
6941 doesn't look at rhs2.
6943 2012-03-01 Richard Guenther <rguenther@suse.de>
6946 * tree-cfg.c (verify_gimple_assign_unary): Allow any
6947 conversions from integral types to pointer types.
6949 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6951 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
6952 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
6953 unintentionally removed in r184616.
6955 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6957 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
6960 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6961 Uros Bizjak <ubizjak@gmail.com>
6964 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
6965 alternatives, add "e" constraint to the new last alternative
6966 and ! to last 3 alternatives.
6968 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
6970 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
6971 DW_AT_artificial attributes at the end of the processing.
6972 (gen_array_type_die): Likewise.
6973 (gen_enumeration_type_die): Likewise.
6974 (gen_struct_or_union_type_die): Likewise.
6975 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
6978 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6981 * expr.c (expand_assignment): If doing misaligned store that doesn't
6982 cover all mode bits, perform a RMW cycle.
6984 PR tree-optimization/52429
6985 * tree-parloops.c (separate_decls_in_region_debug): Return early
6986 if var is LABEL_DECL.
6988 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6990 PR tree-optimization/52424
6991 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
6992 calling dom_thread_across_edge.
6994 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6996 * config/avr/avr.c: Move definition of TARGET macros to end of file.
6998 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7000 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7001 * config/avr/avr.c (avr_output_bld): Remove unused function.
7002 (avr_out_sbxx_branch): Use "%T" to print bit position.
7004 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7006 * config/avr/avr.md: Untabify.
7008 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7010 * config/avr/avr.md (eqne): New code iterator.
7011 (*dec-and-branchsi): Use it in text peephole's condition.
7012 (*dec-and-branchhi): Ditto.
7013 (*dec-and-branchqi): Ditto.
7015 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7018 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7019 the device does not have the skip-bug.
7021 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7023 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7024 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7025 -mpretend-cmove): New.
7027 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7030 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7031 doesn't count DEBUG_INSN refs.
7032 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7033 for DEBUG_INSN refs.
7035 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7039 2012-02-20 Richard Guenther <rguenther@suse.de>
7040 PR tree-optimization/52298
7041 * tree-vect-stmts.c (vectorizable_load): Properly use
7042 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7044 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7047 * gimple.h (gimple_in_transaction): New.
7048 (gimple_set_in_transaction): New.
7049 (struct gimple_statement_base): Add in_transaction field.
7050 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7052 (tree_ssa_lim_initialize): Compute transaction bits.
7053 * tree.h (compute_transaction_bits): Protoize.
7054 * trans-mem.c (tm_region_init): Use the heap to store BB
7056 (compute_transaction_bits): New.
7058 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7060 * gcc.c (display_help): Document --help=common and sort entries
7063 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7065 * doc/install.texi: Document check-$LANG specific shortcuts
7067 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7070 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7072 * config/arm/arm_neon.h: Regenerate.
7073 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7074 (neon_vcgeu): New insn.
7075 (neon_vcgtu): Likewise.
7076 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7077 (ops): Unsigned comparison intrinsics call a different builtin.
7079 2012-02-28 Richard Guenther <rguenther@suse.de>
7082 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7083 ordering for the VEC_CONCAT for two element vectors for
7084 V2SFmode, V2SImode and V2DImode.
7086 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7089 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7090 detecting big-endian triplets.
7092 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7094 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7095 mode if there is no type information available.
7097 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7099 PR tree-optimization/53207
7100 * doc/invoke.texi: Document as experimental and relying on graphite.
7102 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7104 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7105 of initializer to changes from r184614.
7107 2012-02-28 Richard Guenther <rguenther@suse.de>
7109 PR tree-optimization/52395
7110 * tree-sra.c (build_ref_for_offset): Also look at the base
7111 TYPE_ALIGN when figuring out the alignment of the replacement.
7113 2012-02-28 Richard Guenther <rguenther@suse.de>
7115 PR tree-optimization/52402
7116 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7117 mis-aligned types when creating the accesses at the call site.
7119 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7121 * config/avr/builtins.def: New file.
7122 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7123 * config/avr/avr.c (enum avr_builtin_id): Use it.
7124 (avr_init_builtins): Use it. And use avr_bdesc.
7125 (bdesc_1arg): Remove.
7126 (bdesc_2arg): Remove.
7127 (bdesc_3arg): Remove.
7128 (struct avr_builtin_description): Add field n_args.
7129 (avr_bdesc): New static variable using builtins.def.
7130 (avr_expand_builtin): Use it.
7131 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7132 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7133 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7135 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7138 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7139 match only one single hard register with respective hard reg rtx.
7140 (movmemx_<mode>): Ditto.
7141 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7142 insn anatomy of movmem[x]_<mode>.
7143 (avr_out_movmem): Same for printing assembler and operand usage.
7145 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7149 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7150 address spaces located outside of device flash.
7152 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7153 (mcu_type_s): Add field n_flash.
7154 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7155 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7156 (AVR_MCU): Add N_FLASH argument.
7157 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7158 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7159 macro __FLASH<n> if that address space makes sense for the device.
7160 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7161 outside of target flash.
7162 (avr_asm_named_section): Ditto.
7163 (avr_asm_select_section): Ditto.
7164 (avr_addr_space_convert): Ditto.
7165 (avr_emit_movmemhi): Ditto.
7166 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7167 address space is outside of device flash.
7168 (avr_insert_attributes): Ditto.
7169 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7170 avr_current_arch->n_segments.
7172 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7175 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7176 (*movabs<mode>_2): Likewise.
7178 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7181 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7182 s_register_operand in the test instead of REG_P. Don't call
7183 gen_reg_rtx if it won't be used.
7185 PR tree-optimization/52376
7186 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7188 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7190 * ifcvt.c (noce_get_condition): Check condition variable is not
7191 small_register_classes_for_mode_p before accepting.
7193 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7195 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7197 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7200 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7201 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7203 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7205 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7207 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7209 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7211 * config/sh/predicates.md: Remove blank lines.
7212 * config/sh/sh.c: Fix typos in comments.
7213 * config/sh/constraints.md: Likewise.
7214 * config/sh/sh.md: Remove blank lines.
7215 Fix typos in comments. Use ;; as comment characters.
7217 2012-02-26 Walter Lee <walt@tilera.com>
7219 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7220 (replace_mov_pcrel_step2): Ditto.
7222 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7225 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7226 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7227 and locs that reference values newer than the non-canonical value
7228 at hand. Return the canonical value as a worst case.
7229 (memrefs_conflict_p): Walk canonical value's locs.
7232 * cselib.c (preserve_only_constants): Rename to...
7233 (preserve_constants_and_equivs): ... this. Split out...
7234 (invariant_or_equiv_p): ... this. Preserve plus expressions
7235 of other preserved expressions too.
7236 (cselib_reset_table): Adjust.
7237 * var-tracking.c (reverse_op): Use canonical value to build
7240 2012-02-23 Kai Tietz <ktietz@redhat.com>
7242 * config/i386/i386.c (ix86_delegitimize_address): Handle
7243 UNSPEC_PCREL plus displacement.
7245 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7248 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7249 to test for unusedness in st X addressing.
7251 2012-02-24 Richard Guenther <rguenther@suse.de>
7254 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7255 (is_gimple_reg_type): Move inline ...
7256 * gimple.h (is_gimple_reg_type): ... here.
7258 2012-02-24 Richard Guenther <rguenther@suse.de>
7261 * passes.c (execute_function_todo): When verifying SSA form
7262 verify gimple form first.
7263 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7265 2012-02-24 Richard Guenther <rguenther@suse.de>
7268 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7269 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7271 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7273 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7275 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7277 * tree-phinodes.c (make_phi_node): Mark static.
7278 * tree-flow.h (make_phi_node): Remove extern decl.
7279 * doc/gimple.texi (make_phi_node): Remove documentation.
7281 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7283 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7284 * tree-ssa-sccvn.c (print_scc): Ditto.
7286 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7288 * doc/passes.texi (Full redundancy elimination): Fix typo.
7290 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7292 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7294 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7297 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7299 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7302 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7304 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7306 * config/avr/avr.md (code_stdname): Add ior, xor.
7307 (xior): New code iterator.
7308 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7309 (*<code_stdname><mode>qi.byte1-3): Ditto.
7311 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7313 PR tree-optimization/52019
7314 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7317 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7319 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7320 HAVE_INITFINI_ARRAY to work around namespace pollution in
7321 certain versions of newlib system headers.
7322 * config.in: Regenerate.
7323 * configure: Regenerate.
7324 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7325 instead of HAVE_INITFINI_ARRAY.
7327 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7330 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7331 is not offsettable memory reference.
7333 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7336 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7337 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7339 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7341 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7342 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7344 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7346 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7347 library on Solaris 8 even without TLS support.
7348 * configure: Regenerate.
7350 2012-02-22 Richard Guenther <rguenther@suse.de>
7353 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7354 for GIMPLE_DEBUG stmts.
7356 2012-02-22 Martin Jambor <mjambor@suse.cz>
7359 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7360 according to the base object.
7362 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7364 PR rtl-optimization/50063
7365 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7366 and 2 (8-bit SP) in operand 2.
7367 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7368 setup to use movhi_sp_r instead of vanilla move to write SP.
7369 Adjust REG_CFA notes to superseed unspec.
7370 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7372 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7373 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7374 irq_state 1 (IRQ known to be on) here.
7376 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7378 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7380 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7381 assign_hard_reg): Likewise.
7383 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7385 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
7387 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7390 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
7391 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
7393 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7395 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
7396 prototype from here to...
7397 * config/avr/avr.h: ...here.
7399 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
7402 * thumb2.md (thumb2_shiftsi3_short): Split register and
7403 immediate shifts. For register shifts tie operands 0 and 1.
7404 (peephole2 for above): Check that register-controlled shifts
7405 have suitably tied operands.
7407 2012-02-21 Quentin Neill <quentin.neill@amd.com>
7410 * config/i386/bdver1.md (bdver1_call, bdver1_push,
7411 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
7412 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
7413 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
7414 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
7415 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
7416 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
7417 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
7418 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
7419 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
7420 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
7421 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
7422 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
7423 bdver1_ssevector_avx256_unaligned_load,
7424 bdver1_ssevector_sse128_unaligned_load,
7425 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
7426 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
7427 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
7428 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
7429 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
7430 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
7431 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
7432 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
7433 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
7434 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
7435 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
7436 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
7437 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
7438 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
7439 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
7440 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
7441 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
7442 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
7443 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
7444 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
7445 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
7446 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
7447 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
7448 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
7449 bdver1_ssediv_double_load, bdver1_ssediv_double,
7450 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
7451 Add "bdver2" attribute.
7453 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7455 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
7456 default if possible and not specified otherwise.
7458 2012-02-21 Richard Guenther <rguenther@suse.de>
7461 * gimplify.c (create_tmp_from_val): Use the main variant type
7462 for the type of the temporary we create.
7464 2012-02-21 Richard Guenther <rguenther@suse.de>
7466 PR tree-optimization/52324
7467 * gimplify.c (gimplify_expr): When re-gimplifying expressions
7468 do not gimplify a MEM_REF address operand if it is already
7471 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7473 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
7474 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
7476 2012-02-21 Richard Guenther <rguenther@suse.de>
7478 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
7479 nested_in_vect_loop.
7481 2012-02-21 Jakub Jelinek <jakub@redhat.com>
7483 PR tree-optimization/52318
7484 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
7485 vdef also to non-pure/const call stmts in the sequence.
7487 2012-02-21 Tristan Gingold <gingold@adacore.com>
7489 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
7491 2012-02-20 David S. Miller <davem@davemloft.net>
7493 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
7494 don't use the "rd %pc" instruction on v9 for PIC register loads.
7496 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
7499 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
7500 in a transaction safe function.
7502 2012-02-20 Kai Tietz <ktietz@redhat.com>
7505 * stor-layout.c (place_field): Handle desired_align for
7508 2012-02-20 Richard Guenther <rguenther@suse.de>
7510 PR tree-optimization/52298
7511 * tree-vect-stmts.c (vectorizable_store): Properly use
7512 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
7514 (vectorizable_load): Likewise.
7515 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
7516 Access DR_STEP after ensuring it is not NULL.
7518 2012-02-20 Jakub Jelinek <jakub@redhat.com>
7520 PR tree-optimization/52286
7521 * fold-const.c (fold_binary_loc): For (X & C1) | C2
7522 optimization use double_int_to_tree instead of build_int_cst_wide,
7523 rewrite to use double_int vars.
7525 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7528 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
7530 Remove -e 0 from $gcc_cv_ld invocation.
7531 Only use __GLIBC_PREREQ if defined.
7532 Enable on Solaris since Solaris 8 patch.
7533 (gcc_SUN_LD_VERSION): New macro.
7534 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
7535 gcc_SUN_LD_VERSION for version number format.
7536 * configure: Regenerate.
7537 * varasm.c (get_elf_initfini_array_priority_section): Set
7538 SECTION_NOTYPE for non-default priority.
7539 Use get_section instead of get_unnamed_section to emit
7540 .init_array/.fini_array with default priority.
7542 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7544 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
7545 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
7546 (mips_start_unique_function, mips_output_mips16_rdhwr)
7547 (mips_code_end): New functions.
7548 (TARGET_ASM_CODE_END): Define.
7550 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7552 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
7553 to stubs with non-sibling calls.
7555 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
7557 * doc/invoke.texi (-fira-* options): Copy-edit.
7558 (ira-* parameters): Copy-edit.
7560 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7562 * doc/invoke.texi: Minor copy-edits to bring into conformance with
7563 GCC coding conventions.
7565 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7567 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
7568 when used as adjectives.
7570 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
7572 * doc/invoke.texi: Clean up "that"/"which" confusion.
7574 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
7576 * system.h: Poison SMALL_REGISTER_CLASSES
7577 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
7578 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
7580 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7582 PR tree-optimization/52285
7583 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
7584 when deciding if a call is a tail call or tail recursion.
7586 2012-02-16 Kai Tietz <ktietz@redhat.com>
7588 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
7589 interger-constant displacement for UNSPEC_PCREL.
7591 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7593 PR rtl-optimization/52208
7594 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
7595 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
7597 PR tree-optimization/52255
7598 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
7599 loop->header has virtual PHI, but exit_e->dest doesn't, add
7600 virtual PHI to exit_e->dest and adjust all uses after the loop.
7603 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
7604 children with clone_tree_hash, not after it.
7606 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
7608 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
7609 extended identifiers.
7611 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7614 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
7615 a same_body_alias, also test whether e->callee isn't a former
7616 or current clone of the decl this is a same body alias of.
7618 PR translation/52264
7619 * cgraphunit.c (verify_cgraph_node): Fix a typo.
7621 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
7623 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
7625 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
7628 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
7629 force_reg instead of copy_to_reg for better optimization. Force
7630 non-register or memory operands into a register.
7632 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
7634 * extend.texi: Reserve upper bits of memory model for future use.
7636 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
7637 Anatoly Sokolov <aesok@post.ru>
7638 Eric Weddington <eric.weddington@atmel.com>
7641 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
7642 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
7643 Rewrite initializers for .macro.
7644 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
7645 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
7646 atxmega32d4, atxmega32x1.
7647 avrxmega4: atxmega64a3, atxmega64d3.
7648 avrxmega5: atxmega64a1, atxmega64a1u.
7649 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
7650 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
7651 avrxmega7: atxmega128a1, atxmega128a1u.
7652 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
7653 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
7654 (struct base_arch_s): Rename reserved to xmega_p.
7655 Rename reserved2 to have_rampd.
7656 (AVR_XMEGA): New define.
7657 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
7658 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
7659 * config/avr/predicates.md (io_address_operand): Take into
7661 (low_io_address_operand): Ditto.
7662 (high_io_address_operand): Ditto.
7663 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
7664 (enabled, movhi_sp_r): Use them.
7665 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
7666 cpp_define_formatted to built-in define __AVR_ARCH__.
7667 (__AVR_XMEGA__): New built-in define.
7668 (__AVR_HAVE_RAMPD__): New built-in define.
7669 (__AVR_HAVE_RAMPX__): New built-in define.
7670 (__AVR_HAVE_RAMPY__): New built-in define.
7671 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
7673 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
7674 (avr_option_override): Initialize them.
7675 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
7676 (avr_init_expanders): Initialize them. No more block several calls.
7677 (emit_push_sfr): New static function.
7678 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
7680 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
7681 (avr_print_operand): Print addreeses as symbols for
7682 RAMPX, RAMPY, RAMPD, CCP.
7683 (output_movhi): Handle AVR_XMEGA when writing to SP.
7684 (avr_out_movhi_mr_r_xmega): New static function.
7685 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
7686 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
7687 __RAMPD__, __CCP__ as needed.
7689 * config/avr/multilib.h: Regenerate.
7690 * config/avr/t-multilib: Regenerate.
7691 * config/avr/avr-tables.opt: Regenerate.
7693 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
7695 PR tree-optimization/50561
7696 * graphite-flattening.c (lst_project_loop): Do not
7697 remove old scattering dimensions after flattening.
7698 (lst_do_flatten): Likewise.
7700 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
7702 * doc/extend.texi (AVR Built-in Functions): Remove doc for
7703 __builtin_avr_map8, __builtin_avr_map16.
7704 Document __builtin_avr_insert_bits.
7706 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
7707 (insert_bits): New insn.
7708 (adjust_len.map_bits): Rename to insert_bits.
7709 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
7710 * avr-protos.h (avr_out_map_bits): Remove.
7711 (avr_out_insert_bits, avr_has_nibble_0xf): New.
7712 * config/avr/constraints.md (Cxf,C0f): New.
7713 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
7714 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
7715 New built-in define __BUILTIN_AVR_INSERT_BITS.
7716 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
7717 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
7718 (avr_move_bits): Rewrite.
7719 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
7721 (avr_map_op_t): New typedef.
7722 (avr_map_op): New static variable.
7723 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
7724 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
7725 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
7726 (bdesc_3arg, avr_expand_triop_builtin): New.
7727 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
7728 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
7729 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
7730 (avr_map_equal_p, avr_map_sig_p): Remove.
7731 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
7732 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7733 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
7734 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7735 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
7736 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7738 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7740 * config/c6x/c6x.md (reserve_cycles): New attribute.
7741 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
7742 don't reserve functional units after the branch occurs.
7744 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
7747 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
7748 functions into non-tm_pure functions.
7750 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
7753 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
7754 (iterative_hash_canonical_type): Likewise.
7755 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
7758 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7760 * haifa-sched.c (prune_ready_list): Ensure that if there is a
7761 sched-group insn, it either remains alone or the entire list is pruned.
7763 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7765 * doc/install.texi (Prerequisites): Fix grammar.
7766 (Configuration): Likewise.
7768 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7770 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
7771 MPC as part of GCC before describing configuring with --with-gmp etc.
7772 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
7773 sources are present.
7775 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7778 * dwarf2out.c (clone_tree_hash): New function.
7779 (copy_decls_walk): Use it instead of clone_tree.
7781 2012-02-14 Richard Guenther <rguenther@suse.de>
7783 PR tree-optimization/52244
7784 PR tree-optimization/51528
7785 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
7786 replacements for integral types.
7788 2012-02-14 Walter Lee <walt@tilera.com>
7790 * config.gcc: Handle tilegx and tilepro.
7791 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
7793 Add HAVE_AS_TLS check for tilegx and tilepro.
7794 * configure: Regenerate.
7795 * doc/contrib.texi: Add Mat Hostetter and self.
7796 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
7797 Document instruction intrinsics and network accessing intrinsics.
7798 (TILEPro Built-in Functions): New node. Document instruction
7799 intrinsics and network accessing intrinsics.
7800 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
7801 (Specific, tilepro-*-linux*): Likewise.
7802 * doc/invoke.texi (TILE-Gx Options): New section.
7803 (TILEPro Options): New section.
7804 * doc/md.texi (TILE-Gx): New section.
7805 (TILEPro): New section.
7806 * common/config/tilegx/tilegx-common.c: New file.
7807 * common/config/tilepro/tilepro-common.c: New file.
7808 * config/tilegx/constraints.md: New file.
7809 * config/tilegx/linux.h: New file.
7810 * config/tilegx/mul-tables.c: New file.
7811 * config/tilegx/predicates.md: New file.
7812 * config/tilegx/sync.md: New file.
7813 * config/tilegx/t-tilegx: New file.
7814 * config/tilegx/tilegx-builtins.h: New file.
7815 * config/tilegx/tilegx-c.c: New file.
7816 * config/tilegx/tilegx-generic.md: New file.
7817 * config/tilegx/tilegx-modes.def: New file.
7818 * config/tilegx/tilegx-multiply.h: New file.
7819 * config/tilegx/tilegx-protos.h: New file.
7820 * config/tilegx/tilegx.c: New file.
7821 * config/tilegx/tilegx.h: New file.
7822 * config/tilegx/tilegx.md: New file.
7823 * config/tilegx/tilegx.opt: New file.
7824 * config/tilepro/constraints.md: New file.
7825 * config/tilepro/gen-mul-tables.cc: New file.
7826 * config/tilepro/linux.h: New file.
7827 * config/tilepro/mul-tables.c: New file.
7828 * config/tilepro/predicates.md: New file.
7829 * config/tilepro/t-tilepro: New file.
7830 * config/tilepro/tilepro-builtins.h: New file.
7831 * config/tilepro/tilepro-c.c: New file.
7832 * config/tilepro/tilepro-generic.md: New file.
7833 * config/tilepro/tilepro-modes.def: New file.
7834 * config/tilepro/tilepro-multiply.h: New file.
7835 * config/tilepro/tilepro-protos.h: New file.
7836 * config/tilepro/tilepro.c: New file.
7837 * config/tilepro/tilepro.h: New file.
7838 * config/tilepro/tilepro.md: New file.
7839 * config/tilepro/tilepro.opt: New file.
7841 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7843 PR tree-optimization/52210
7844 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
7845 vect_model_simple_cost with two entry vect_def_type array instead
7846 of an address of dt.
7848 2012-02-14 Richard Guenther <rguenther@suse.de>
7851 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7852 Do not stream DECL_QUALIFIER.
7853 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7854 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
7855 (find_decls_types_r): Do not walk DECL_QUALIFIER.
7857 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7860 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
7863 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7866 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
7867 * cselib.c (cselib_subst_to_values_from_insn): New function.
7868 * sched-deps.c (add_insn_mem_dependence,
7869 sched_analyze_1, sched_analyze_2): Use it.
7871 2012-02-13 Jan Hubicka <jh@suse.cz>
7874 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
7876 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
7878 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
7879 (GTM_SELF_SPECS): Define if not already defined.
7880 (driver_self_specs): Add GTM_SELF_SPECS.
7881 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
7882 (GTM_SELF_SPECS): Define.
7883 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
7884 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
7886 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7888 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
7891 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
7894 * omp-low.c (expand_omp_for): If a static schedule without chunk size
7895 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
7897 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
7900 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
7902 2012-02-13 Richard Guenther <rguenther@suse.de>
7904 PR translation/52211
7905 * passes.c (enable_disable_pass): Fix typo.
7907 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7910 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
7911 XOR for reduce_bit_field if type is unsigned.
7913 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
7915 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
7916 disallow changes from SFmode to mode with different size in FP regs.
7918 2012-02-12 Robert Millan <rmh@gnu.org>
7919 Gerald Pfeifer <gerald@pfeifer.com>
7921 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
7924 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
7926 PR rtl-optimization/52175
7927 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
7928 to frame-related instructions.
7930 2012-02-10 Jason Merrill <jason@redhat.com>
7933 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
7934 (demangle_new_symbols): Fill it.
7935 (scan_linker_output): Walk it.
7936 (start_tweaking): Split out from scan_linker_output.
7937 (maybe_tweak): Update sym->chosen.
7938 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
7940 2012-02-11 Jakub Jelinek <jakub@redhat.com>
7943 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
7945 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
7947 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7948 having the same mode as previous compare.
7950 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
7952 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
7953 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
7954 (nonlocal_goto_internal): Likewise.
7955 (nonlocal_goto): Emit a use and an indirect jump directly.
7957 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
7960 * doc/extend.texi : Update comments for __atomic_compare_exchange and
7961 __atomic_{is,always}_lock_free.
7963 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
7966 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
7967 negative constant address for TARGET_X32.
7969 2012-02-10 Richard Henderson <rth@redhat.com>
7971 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
7972 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
7973 for GIMPLE_TRANSACTION. Tidy if's into a switch.
7975 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7976 Ira Rosen <irar@il.ibm.com>
7978 PR tree-optimization/50031
7979 * targhooks.c (default_builtin_vectorization_cost): Handle
7981 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
7982 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
7983 all types of reduction and pattern statements.
7984 (vect_estimate_min_profitable_iters): Likewise.
7985 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
7986 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
7987 for explicit realigns.
7988 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
7989 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
7991 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
7992 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
7993 vec_perm for VSX and handle vec_promote_demote.
7995 2012-02-10 Jakub Jelinek <jakub@redhat.com>
7998 * builtins.c (fold_builtin_atomic_always_lock_free,
7999 expand_builtin_atomic_always_lock_free,
8000 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8001 Return and/or test boolean_true_node/boolean_false_node instead of
8002 integer_one_node/integer_zero_node.
8004 2012-02-10 Jan Hubicka <jh@suse.cz>
8007 * predict.c (predict_paths_for_bb): Prevent looping.
8008 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8010 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8012 * config/arm/arm.c (output_move_double): In one case properly
8013 count number of instructions that will be emitted.
8015 2012-02-10 Richard Guenther <rguenther@suse.de>
8017 PR translation/52193
8018 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8020 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8023 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8025 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8028 * var-tracking.c (emit_note_insn_var_location): If
8029 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8030 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8031 non-NOTE_DURING_CALL_P insn.
8033 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8036 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8038 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8041 * gcc.c (switch_matches) Support switches with separated form,
8044 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8046 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8048 (RAMPZ_ADDR): Ditto.
8049 * config/avr/avr.c (avr_addr_t): New typedef.
8050 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8051 (avr_init_expanders): Initialize it.
8052 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8054 (expand_epilogue): Ditto.
8055 (avr_print_operand): Ditto.
8056 (avr_file_start): Ditto.
8057 (avr_emit_movmemhi): Ditto.
8059 2012-02-08 Richard Guenther <rguenther@suse.de>
8061 PR tree-optimization/46886
8062 * tree-flow.h (do_while_loop_p): Declare.
8063 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8064 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8066 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8068 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8069 always succeed for integers larger than a native word.
8071 2012-02-08 Richard Guenther <rguenther@suse.de>
8073 PR rtl-optimization/52170
8074 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8075 properly handle integer vector modes.
8077 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8079 PR gcov-profile/52150
8080 * coverage.c: Include target.h.
8081 (build_var): Call targetm.strip_name_encoding on the assembler name.
8082 Change one _ into . or $ if the target allows it.
8083 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8085 PR rtl-optimization/52139
8086 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8087 is a BARRIER after emit_insn_after_noloc, move BB_END
8088 to the last non-BARRIER insn before it.
8090 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8093 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8094 (mips_gimplify_va_arg_expr): Call it instead of
8095 std_gimplify_va_arg_expr.
8097 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8099 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8100 message for -mno-pointers-to-nested-function.
8102 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8105 * expr.c (get_inner_reference): If there is an offset, add a negative
8106 bit position to it (if any).
8108 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8110 PR rtl-optimization/52060
8111 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8112 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8113 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8114 and/or i0src_copy2 when needed.
8116 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8118 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8119 or LTOPLUGINSONAME if have_c.
8121 * config/freebsd-spec.h: Add comment about what macros can be defined
8123 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8124 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8127 2012-02-07 Richard Guenther <rguenther@suse.de>
8129 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8130 newline in -alias dumps.
8132 2012-02-07 Kai Tietz <ktietz@redhat.com>
8133 Dave Korn <dave.korn.cygwin@gmail.com>
8136 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8137 Take care that typinfo gets dllexport-attribute.
8139 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8142 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8143 if modifier < EXPAND_SUM call force_operand on the result.
8145 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8147 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8148 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8150 (epiphany_function_type): Replace types for specific interrupts with
8151 EPIPHANY_FUNCTION_INTERRUPT.
8152 (EPIPHANY_INTERRUPT_P): Update.
8153 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8154 New static function.
8155 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8156 <disinterrupt>: Affects type identity.
8157 (epiphany_handle_interrupt_attribute): Handle variable number of
8159 (epiphany_compute_function_type): Update for new
8160 epiphany_function_type definition.
8161 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8162 handlers with a longcall forwarder.
8163 (epiphany_start_function): Handle multiple interrupt arguments and/or
8164 forwarder_section attribute.
8166 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8169 2012-02-07 Alan Modra <amodra@gmail.com>
8172 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8175 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8177 PR tree-optimization/50969
8178 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8179 use vec_perm rather than vector_stmt.
8180 (vect_model_load_cost): Likewise.
8181 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8182 vec_perm to be the same as other vector statements.
8183 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8184 cost of vec_perm for TARGET_VSX.
8186 2012-02-06 Richard Guenther <rguenther@suse.de>
8188 PR tree-optimization/52115
8189 * tree-sra.c (access_has_replacements_p): New function.
8190 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8192 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8195 * trans-mem.c (expand_call_tm): Add an assertion.
8196 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8199 2012-02-06 Richard Guenther <rguenther@suse.de>
8201 PR tree-optimization/50955
8202 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8203 raise cost of expressions that replace an address with an
8204 expression based on a different pointer.
8206 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8209 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8210 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8212 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8215 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8216 -Weffc++ and specify guidelines come from second edition.
8218 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8220 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8221 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8222 (call_direct_split, call_value_split, call_value_internal_direct)
8223 (call_value_direct_split, call_value_multiple_split): Use jal and
8224 jal_macro attributes.
8226 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8228 * reload1.c (reload_regs_reach_end_p): Replace with...
8229 (reload_reg_rtx_reaches_end_p): ...this function.
8230 (new_spill_reg_store): Update commentary.
8231 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8232 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8233 before setting new_spill_reg_store.
8234 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8235 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8236 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8237 for non-spill reload registers.
8239 2012-02-05 Ira Rosen <irar@il.ibm.com>
8241 PR tree-optimization/52091
8242 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8243 (vect_is_simple_use_1): Likewise.
8244 * tree-vect-loop.c (vectorizable_reduction): Update calls
8245 to vect_is_simple_use_1 and vect_is_simple_use.
8246 (vectorizable_live_operation): Likewise.
8247 * tree-vect-patterns.c (widened_name_p,
8248 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8249 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8250 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8251 vectorizable_shift,vectorizable_operation, vectorizable_store,
8252 vectorizable_load): Likewise.
8253 (vect_is_simple_cond): Add an argument, pass it to
8254 vect_is_simple_use_1.
8255 (vectorizable_condition): Update calls to vect_is_simple_cond,
8257 (vect_is_simple_use): Add an argument, the statement in which
8258 OPERAND is used. Check that if OPERAND's def stmt is a double
8259 reduction phi node, the use is a phi node too.
8260 (vect_is_simple_use_1): Add an argument, pass it to
8262 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8263 to vect_is_simple_use.
8265 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8267 PR rtl-optimization/52095
8268 * modulo-sched.c (dump_insn_locator): New function.
8269 (loop_canon_p, sms_schedule): Use it.
8271 PR rtl-optimization/52113
8272 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8273 even for decomposable shift/zext insns.
8275 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8276 Zdenek Dvorak <ook@ucw.cz>
8278 PR rtl-optimization/52092
8279 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8280 on get_iv_value result.
8282 2012-02-02 Andrew Pinski <apinski@cavium.com>
8286 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8288 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8291 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8293 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8295 PR rtl-optimization/49800
8296 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8297 (sched_finish): Call regstat_free_n_sets_and_refs.
8299 2012-02-02 Jia Liu <proljc@gmail.com>
8301 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8304 2012-02-02 Jan Hubicka <jh@suse.cz>
8305 Tom de Vries <tom@codesourcery.com>
8308 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8309 * varpool.c (varpool_analyze_pending_decls): Likewise.
8311 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8312 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8314 * config.gcc: Add cr16-* support.
8316 * doc/extend.texi: Document cr16 extensions.
8317 * doc/install.texi: Document cr16 install.
8318 * doc/invoke.texi: Document cr16 options.
8319 * doc/md.texi: Document cr16 constraints.
8321 * common/config/cr16/cr16-common.c: New file.
8322 * config/cr16/cr16.c: New file.
8323 * config/cr16/cr16.h: New file.
8324 * config/cr16/cr16.md: New file.
8325 * config/cr16/cr16.opt: New file.
8326 * config/cr16/cr16-protos.h: New file.
8327 * config/cr16/predicates.md: New file.
8328 * config/cr16/constraints.md: New file.
8329 * config/cr16/t-cr16: New file.
8331 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8334 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8335 that operands[2] is either immediate, or q_regs_operand.
8337 PR tree-optimization/52073
8338 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8339 a pattern stmt for pattern uses, ignore uses outside of the loop.
8341 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8343 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8344 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8345 (OUT_AS1, OUT_AS2): Remove.
8347 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8349 PR rtl-optimization/51374
8350 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8351 to cross other volatile_refs_p insns.
8353 2012-02-01 Richard Guenther <rguenther@suse.de>
8355 * doc/invoke.texi (fno-inline): Clarify documentation.
8356 (finline-small-functions): Likewise.
8357 (finline-functions): Likewise.
8358 * common.opt (finline): Adjust comment and documentation.
8359 (finline-small-functions): Clarify documentation.
8360 (finline-functions): Likewise.
8361 (finline-functions-called-once): Likewise.
8363 2012-02-01 Tristan Gingold <gingold@adacore.com>
8365 * c-typeck.c (composite_type): Keep mode for pointers.
8367 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8369 * function.h (regno_reg_rtx): Adjust comment.
8370 * reginfo.c (init_reg_modes_target): Only use the previous mode
8371 if it fits within one register. Remove MIPS comment.
8373 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8376 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8378 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8380 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8381 to srak instruction.
8383 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8385 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
8387 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8392 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
8394 2012-01-31 Richard Guenther <rguenther@suse.de>
8396 PR tree-optimization/51528
8397 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
8400 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8405 * ree.c (add_removable_extension): Change def_map argument
8406 to unsigned *, store in def_map 1 + offset into *insn_list vector
8407 instead of pointers into the vector.
8408 (find_removable_extensions): Adjust caller.
8410 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8412 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
8413 Transform all "* quoted-c-code" to { c-code }.
8414 Remove redundant test for "optimize" in combine patterns.
8415 Move (include "avr-dimode.md") to end of file.
8417 2012-01-30 Bin Cheng <bin.cheng@arm.com>
8420 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
8421 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
8423 2012-01-30 Richard Guenther <rguenther@suse.de>
8425 PR tree-optimization/52028
8426 * tree-loop-distribution.c (ldist_gen): Properly update
8429 2012-01-30 Jakub Jelinek <jakub@redhat.com>
8432 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
8433 set_cur_line_info_table if not emitting debug info.
8435 PR tree-optimization/52046
8436 * tree-vect-patterns.c (check_bool_pattern): Give up if
8437 a comparison could throw.
8440 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
8442 2012-01-30 Richard Guenther <rguenther@suse.de>
8444 PR tree-optimization/52045
8445 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
8446 SSA form if cfgcleanup did anything.
8448 2012-01-30 Richard Guenther <rguenther@suse.de>
8450 PR tree-optimization/52045
8451 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
8452 before computing final todo.
8454 2012-01-30 Richard Guenther <rguenther@suse.de>
8456 PR tree-optimization/51528
8457 * tree-sra.c (sra_modify_assign): Re-factor in preparation
8460 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
8462 * df-problems.c (df_kill_notes): Check that the use refers
8463 to the note under examination.
8465 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
8468 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
8469 parameter and use short-lived pseudos.
8470 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
8471 (sparc_expand_vector_init): Const-ify local variables and adjust
8472 calls to above functions.
8474 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8476 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
8478 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
8480 * doc/invoke.texi: Make usage of "compile time" and
8481 "run time"/"runtime" consistent throughout the file.
8483 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
8485 * config/alpha/alpha.c (alpha_option_override): Default to
8486 full IEEE compliance mode for Go language.
8488 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
8490 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
8491 (LINK_SSP_SPEC): Define.
8493 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8496 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
8499 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
8501 * doc/invoke.texi: Correct hyphenation of "floating point",
8502 "double precision", and related terminology throughout the file.
8504 2012-01-28 Jakub Jelinek <jakub@redhat.com>
8507 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
8508 arm_general_register_operand predicate for operand 2 instead of
8511 2012-01-27 Ian Lance Taylor <iant@google.com>
8514 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
8515 * builtins.c (expand_builtin_init_trampoline): Add onstack
8516 parameter. Change caller.
8517 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
8518 * tree.c (build_common_builtin_nodes): Declare
8519 __builtin_init_heap_trampoline.
8521 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
8523 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
8524 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
8525 * config/avr/avr.c: Ditto.
8526 (avr_regnames): Remove because unused.
8527 * config/avr/avr.md (*cpse.ne): New peephole.
8528 (*cpse.eq): New peephole from former cpse peepholes.
8530 2012-01-27 Michael Eager <eager@eagercon.com>
8532 * config/microblaze.c (microblaze_emit_compare): Correct
8533 test after pcmp instruction.
8535 2012-01-27 Richard Guenther <rguenther@suse.de>
8537 PR tree-optimization/52020
8538 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
8540 2012-01-27 Richard Guenther <rguenther@suse.de>
8542 * ipa-pure-const.c (check_stmt): Clobbers do not make a
8543 function non-const/pure.
8545 2012-01-27 Richard Guenther <rguenther@suse.de>
8547 PR tree-optimization/50444
8548 * tree-sra.c (build_ref_for_offset): Properly adjust the
8549 MEM_REF type for unaligned accesses.
8551 2012-01-27 Richard Guenther <rguenther@suse.de>
8553 PR tree-optimization/50444
8554 * expr.c (mem_ref_refers_to_non_mem_p): New function.
8555 (expand_assignment): Use it. Properly handle misaligned
8556 bases when expanding stores to component references.
8557 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
8560 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
8563 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
8564 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
8565 * tree-data-ref.c (find_data_references_in_loop): Make static.
8566 (compute_all_dependences): Change return type to bool. Bail out
8567 for too many datarefs in a loop. Move the hunk resetting the data
8568 dependences vector from ...
8569 (compute_data_dependences_for_loop): ... here. Account for
8570 compute_all_dependences returning false.
8571 (compute_data_dependences_for_bb): Likewise.
8572 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
8573 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
8575 2012-01-27 Richard Guenther <rguenther@suse.de>
8578 * expr.c (store_field): Use the alias-set of the scratch memory
8581 2012-01-27 Tom de Vries <tom@codesourcery.com>
8583 PR tree-optimization/51990
8584 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8586 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
8588 2012-01-27 Jakub Jelinek <jakub@redhat.com>
8591 * var-tracking.c (reverse_op): Don't add any reverse operation
8592 if V already has any constant locations.
8594 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8596 * doc/invoke.texi: Correct usage of "command line" (noun)
8597 vs "command-line" (adjective) throughout.
8599 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8601 * doc/invoke.texi (Language Independent Options): Move
8602 -Wcoverage-mismatch blurb from here....
8603 (Warning Options): ...to here.
8605 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
8607 * config/rs6000/rs6000.c (rs6000_option_override_internal):
8608 Set rs6000_always_hint to false for 476.
8610 2012-01-27 Matthias Klose <doko@ubuntu.com>
8612 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
8614 * incpath.c (add_standard_paths): Likewise.
8616 2012-01-27 Richard Henderson <rth@redhat.com>
8618 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8619 * config/m68k/sync.md (atomic_test_and_set): Rename from
8620 sync_test_and_setqi and adjust the operands.
8621 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
8622 and unconditionally enable.
8624 2012-01-27 Richard Henderson <rth@redhat.com>
8626 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8627 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
8628 (ldstub): Rename from ldstubqi.
8629 (ldstub<I24MODE>): Remove.
8631 2012-01-27 Richard Henderson <rth@redhat.com>
8633 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8634 * c-cppbuiltin.c (cpp_atomic_builtins): Define
8635 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
8636 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
8637 * doc/tm.texi: Rebuild.
8639 2012-01-27 Richard Henderson <rth@redhat.com>
8641 * optabs.c (gen_atomic_test_and_set): Remove default.
8642 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
8644 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8646 PR rtl-optimization/51978
8647 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
8648 (combine_reaching_defs): Likewise.
8649 (struct re_info): Remove.
8650 (add_removable_extension): Remove x and data arguments,
8651 add insn, insn_list and def_map. Use the arguments directly
8652 instead of using struct re_info.
8653 (find_removable_extensions): Don't call add_removable_extension
8654 through note_stores, instead just call it with single_set
8656 (find_and_remove_re): Pass curr_cand->expr instead of
8657 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
8659 2012-01-26 Michael Matz <matz@suse.de>
8661 PR tree-optimization/46590
8662 * cfgexpand.c: Revert last change (r183305).
8663 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
8665 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
8666 checking for emptiness.
8668 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8671 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
8672 non-addressable non-BLKmode base correctly.
8674 2012-01-26 Michael Matz <matz@suse.de>
8676 PR tree-optimization/48794
8677 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
8678 regions referenced from RESX/EH_DISPATCH.
8680 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8682 * config/s390/s390.h: Make BRANCH_COST an option.
8683 * config/s390/s390.opt: New option -mbranch-cost.
8685 2012-01-26 Richard Henderson <rth@redhat.com>
8687 Revert 2012-01-24 change:
8688 * trans-mem.c (requires_barrier): Do not instrument thread local
8689 variables and emit save/restore for them.
8691 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8694 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
8697 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
8699 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
8702 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
8705 Rename __pgm to __flash.
8706 Rename __pgm1 to __flash1.
8707 Rename __pgm2 to __flash2.
8708 Rename __pgm3 to __flash3.
8709 Rename __pgm4 to __flash4.
8710 Rename __pgm5 to __flash5.
8711 Rename __pgmx to __memx.
8712 * doc/extend.texi (AVR Named Address Spaces)
8713 Rename address space names as indicated above.
8714 * config/avr/avr.c (avr_addrspace): Ditto.
8716 * config/avr/avr-protos.h
8717 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
8718 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
8719 * config/avr/predicates.md: Ditto.
8720 * config/avr/avr.c Ditto, and
8721 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
8722 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
8724 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
8725 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
8726 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
8727 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
8728 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
8729 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
8730 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
8731 * config/avr/avr.c: Ditto.
8732 * config/avr/avr.md: Ditto.
8734 2012-01-25 Jason Merrill <jason@redhat.com>
8737 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
8739 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8741 PR tree-optimization/51987
8742 * tree-data-ref.c (get_references_in_stmt): Handle references in
8743 non-volatile GIMPLE_ASM.
8745 2012-01-25 Richard Guenther <rguenther@suse.de>
8747 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
8748 bases are dereferenced.
8750 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8752 PR rtl-optimization/48374
8753 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
8755 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8757 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
8758 compute_data_dependences_for_loop returns false.
8759 * tree-parloops.c (loop_parallel_p): Likewise.
8761 2012-01-25 Richard Guenther <rguenther@suse.de>
8763 * tree.h (get_pointer_alignment_1): Declare.
8764 * builtins.c (get_pointer_alignment_1): New function.
8765 (get_pointer_alignment): Use it.
8767 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8769 PR rtl-optimization/48308
8770 * combine.c (enum undo_kind): Add UNDO_LINKS.
8771 (struct undo): Add member l to other_contents and where.
8772 (do_SUBST_LINK): New.
8774 (try_combine): Handle LOG_LINKS for the dummy i1 case.
8775 (undo_all): Handle UNDO_LINKS.
8777 2012-01-25 Richard Henderson <rth@redhat.com>
8779 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
8782 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8784 * optabs.c (gen_atomic_test_and_set): Use each argument.
8786 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8788 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
8789 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
8790 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
8791 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
8792 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
8793 TARGET_PAIRED_SINGLE_FLOAT.
8795 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8797 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8798 (in_struct, return_val): Remove MEM documentation.
8799 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
8800 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8801 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
8803 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
8804 * cfgexpand.c (add_alias_set_conflicts): Likewise.
8805 * expr.c (store_field): Likewise.
8806 * function.c (assign_stack_temp_for_type): Likewise.
8807 * ifcvt.c (noce_try_cmove_arith): Likewise.
8808 * reload1.c (reload): Likewise.
8809 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
8810 (alpha_set_memflags): Likewise.
8811 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
8813 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8815 * rtl.h (true_dependence, canon_true_dependence): Remove varies
8817 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
8818 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
8819 (true_dependence_1, true_dependence, canon_true_dependence): Remove
8821 * cselib.c (cselib_rtx_varies_p): Delete.
8822 (cselib_invalidate_mem): Update call to canon_true_dependence.
8823 * dse.c (record_store, check_mem_read_rtx): Likewise.
8824 (scan_reads_nospill): Likewise.
8825 * cse.c (check_dependence): Likewise.
8826 (cse_rtx_varies_p): Delete.
8827 * expr.c (safe_from_p): Update call to true_dependence.
8828 * ira.c (validate_equiv_mem_from_store): Likewise.
8829 (memref_referenced_p): Likewise.
8830 * postreload-gcse.c (find_mem_conflicts): Likewise.
8831 * sched-deps.c (sched_analyze_2): Likewise.
8832 * store-motion.c (load_kills_store): Likewise.
8833 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
8834 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8835 (compute_transp): Update call to canon_true_dependence.
8837 2012-01-25 Richard Henderson <rth@redhat.com>
8839 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
8840 (maybe_emit_atomic_test_and_set): New.
8841 (expand_sync_lock_test_and_set): Use it.
8842 (expand_atomic_test_and_set): Likewise.
8843 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
8844 the implementation; clarify implementation defined details.
8845 * doc/md.texi (atomic_test_and_set): Document.
8847 2012-01-25 Richard Henderson <rth@redhat.com>
8849 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
8851 2012-01-25 Richard Henderson <rth@redhat.com>
8854 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
8855 to effect no-op split.
8857 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8860 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
8861 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
8862 (BT_FN_VOID_PTR_INT_SIZE): New.
8863 (BT_FN_UINT_UINT_VAR): Remove.
8864 (BT_FN_UINT32_UINT32_VAR): New.
8865 (BT_FN_DOUBLE_VPTR): Remove.
8866 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
8868 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
8869 (_ITM_changeTransactionMode): Same.
8870 (_ITM_memmoveRtWt): Change return type to void.
8871 (_ITM_memcpyRtWt): Same.
8872 (_ITM_memsetW): Same.
8873 (_ITM_RaRD): Change types to double.
8878 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
8880 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8881 Patrick Marlier <patrick.marlier@gmail.com>
8883 * trans-mem.c (requires_barrier): Do not instrument thread local
8884 variables and emit save/restore for them.
8886 2012-01-24 Jason Merrill <jason@redhat.com>
8889 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
8890 output static aliases.
8892 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8895 * common.opt (-pie, -shared, pie, shared): Change from Common to
8897 * gcc.c (display_help): Display help for -pie and -shared.
8899 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
8902 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
8903 Remove note on size/offset limitation.
8904 (AVR Variable Attributes): Add example how to read data located
8905 with progmem. Refer to named address spaces.
8906 * doc/invoke.texi (AVR Options): Fix typo.
8908 2012-01-24 Richard Guenther <rguenther@suse.de>
8910 Forward-port to trunk
8911 2010-09-21 Jakub Jelinek <jakub@redhat.com>
8914 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
8915 op0 isn't sufficiently aligned and there is movmisalignM
8916 insn for mode, use it to load op0 into a temporary register.
8918 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8921 * target.def (const_not_ok_for_debug_p): New hook.
8922 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
8924 * doc/tm.texi: Regenerated.
8925 * dwarf2out.c (const_ok_for_output_1): If
8926 targetm.const_not_ok_for_debug_p returns true, fail.
8927 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
8929 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
8931 2012-01-23 Kai Tietz <ktietz@redhat.com>
8934 * config/i386/predicates.md (symbolic_operand): Allow
8935 UNSPEC_PCREL as PIC expression for lea.
8936 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
8937 * config/i386/i386.c (ix86_delegitimize_address): Handle
8938 UNSPEC_PCREL for none-MEM, too.
8940 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8942 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
8943 (ipa_tm_create_version_alias): Same.
8945 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
8948 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
8949 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
8951 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8952 Patrick Marlier <patrick.marlier@gmail.com>
8953 Iain Sandoe <developer@sandoe-acoustics.co.uk>
8956 * lto-wrapper.c (run_gcc): Pass the LTO section name to
8957 simple_object_start_read.
8959 2012-01-23 Richard Guenther <rguenther@suse.de>
8962 PR tree-optimization/51895
8963 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
8964 parameter decomposition into BLKmode components.
8966 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
8968 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
8969 fake variables for restrict-qualified pointers whose pointed-to type
8970 contains a placeholder.
8972 2012-01-23 Richard Guenther <rguenther@suse.de>
8974 PR tree-optimization/51949
8975 * ipa-split.c (execute_split_functions): Do not split malloc functions.
8977 2012-01-23 Jakub Jelinek <jakub@redhat.com>
8979 PR rtl-optimization/51933
8980 * ree.c (transform_ifelse): Return true right away if dstreg is
8981 already wider or equal to cand->mode.
8982 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
8983 (make_defs_and_copies_lists): Remove defs_list and copies_list
8984 arguments, add state argument, just truncate state->work_list
8985 instead of always allocating and freeing the vector. Assert that
8986 get_defs succeeds instead of returning 2. Changed return type to bool.
8987 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
8988 have ext_src_mode, see if it has been modified already with the
8989 right kind of extension and has been extended before from the
8990 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
8991 just return true. Remember the original mode in state->modified array.
8992 (combine_reaching_defs): Add state argument. Don't allocate and
8993 free here def_list, copied_list and vec vectors, instead just
8994 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
8995 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
8996 Add state variable, clear vectors in it, initialize state.modified
8997 if needed. Free all the vectors at the end and state.modified too.
8998 Don't skip a candidate if the extension expression has been modified.
9000 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9003 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9004 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9005 (extra_options) interix.opt -> i386/interix.opt"
9006 (extra_objs):Add winnt-stubs.o
9007 * configure.ac: Add interix to target_os .comm on PE check.
9008 * configure: Regenerate.
9009 * config/interix3.h: Delete and move bits to..
9010 * config/interix.h: Delete and move bits to..
9011 * config/i386/i386-interix3.h: Delete and move bits to..
9012 * config/i386/i386-interix.h: ..here.
9013 (TARGET_CPU_DEFAULT): Remove redefinition.
9014 (TARGET_ASM_CONSTRUCTOR): Undefine.
9015 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9016 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9017 (PTRDIFF_TYPE): Define.
9018 (LONG_DOUBLE_TYPE_SIZE): Define.
9019 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9020 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9021 (TARGET_SECTION_TYPE_FLAGS): Define.
9022 (ASM_DECLARE_FUNCTION_NAME): Define.
9023 (ASM_OUTPUT_EXTERNAL): Define.
9024 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9025 (ASM_OUTPUT_ALIGNED_BSS): Define.
9026 (PCC_BITFIELD_TYPE_MATTERS): Define.
9027 (USE_CONST_SECTION): Define.
9028 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9029 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9030 (SUPPORTS_ONE_ONLY): Remove.
9031 (I386_PE_STRIP_ENCODING): Define.
9032 * config/interix.opt: Delete and move bits to..
9033 * config/i386/interix.opt: ..here. New.
9034 (mpe-aligned-commons): Add.
9035 * config/i386/t-interix: Add copyright header.
9036 (winnt-stubs.o): Add rule.
9038 2012-01-22 Jason Merrill <jason@redhat.com>
9041 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9042 for extra name aliases.
9044 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9046 PR rtl-optimization/51924
9047 * ree.c (combine_set_extension): Improve debugging message.
9048 (combine_reaching_defs): Likewise.
9049 (get_defs): Rename confusingly named variable.
9050 (find_and_remove_re): Skip a candidate if the extension expression has
9053 2012-01-21 Robert Millan <rmh@gnu.org>
9054 Gerald Pfeifer <gerald@pfeifer.com>
9056 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9057 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9059 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9061 PR tree-optimization/51914
9062 * tree-vect-stmts.c (vectorizable_conversion): For
9063 cvt_type && modifier == WIDEN, put temporary with cvt_type
9064 at the beginning of vec_dsts and set vec_dest to temporary
9067 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9069 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9071 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9073 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9074 * config/rs6000/rs6000.c: Likewise.
9076 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9079 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9080 output_move_double on a copy of operands array.
9082 2012-01-20 Cary Coutant <ccoutant@google.com>
9083 Dodji Seketeli <dodji@redhat.com>
9086 * dwarf2out.c (copy_declaration_context): Return ref to parent
9087 of declaration DIE, if necessary.
9088 (remove_child_or_replace_with_skeleton): Add new parameter; update
9089 caller. Place skeleton DIE under parent DIE of original declaration.
9090 Move call to copy_declaration_context to here ...
9091 (break_out_comdat_types): ... from here.
9093 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9095 PR rtl-optimization/51856
9096 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9099 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9102 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9103 hints for neon loads and stores.
9105 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9109 * doc/extend.texi (Named Address Spaces): Split into subsections.
9110 (AVR Named Address Spaces): New subsection.
9111 (M32C Named Address Spaces): New subsection.
9112 (RL78 Named Address Spaces): New subsection.
9113 (SPU Named Address Spaces): New subsection.
9114 (Variable Attributes): New anchor "AVR Variable Attributes".
9115 (AVR Variable Attributes): Rewrite and avoid wording
9116 "address space" in this context.
9117 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9118 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9119 (AVR Built-in Macros): New subsubsection therein.
9120 * doc/md.texi (AVR constraints): Remove "C04", "R".
9122 2012-01-20 Richard Guenther <rguenther@suse.de>
9124 PR tree-optimization/51903
9125 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9126 when removing stmts.
9128 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9131 * config/arm/arm.c (arm_load_pic_register): Use
9132 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9133 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9134 (arm_pic_static_addr): Likewise.
9135 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9136 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9137 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9138 (pic_load_addr_unified): New.
9140 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9143 * function.c (instantiate_virtual_regs_in_insn): Use
9144 delete_insn_and_edges when removing a wrong asm insn.
9146 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9148 PR rtl-optimization/40761
9149 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9150 Add new member loop_num.
9151 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9152 (ira_build): Remove the parameter.
9154 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9155 (ira.c): Do not build CFG loops for one region allocation. Remove
9156 argument from ira_build call.
9158 * ira-build.c (init_loop_tree_node): New function.
9159 (create_loop_tree_nodes): Use it. Separate the case when CFG
9160 loops are not built.
9161 (more_one_region_p): Check current_loops.
9162 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9164 (add_loop_to_tree): Process loop equal to NULL too.
9165 (form_loop_tree): Separate the case when CFG loops are not built.
9166 Use explicitly number for the root.
9167 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9169 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9170 instead of loop->num.
9171 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9172 (mark_all_loops_for_removal): Ditto.
9173 (remove_unnecessary_regions): Separate the case when CFG loops
9175 (ira_build): Remove the parameter. Use explicit number of regions
9176 when CFG loops are not built.
9178 * ira-color.c (print_loop_title): Separate the case for the root node.
9179 Use loop_num instead of loop->num.
9180 (move_spill_restore): Use loop_num instead of loop->num.
9182 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9183 (change_loop): Ditto.
9184 (change_loop): Use loop_num instead of loop->num.
9186 * ira-lives.c (process_bb_node_lives): Ditto.
9188 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9190 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9192 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9195 * tree-mudflap.c (mf_artificial): New function.
9196 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9197 mx_register_decls, mudflap_enqueue_decl): Use it.
9200 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9201 numbers in the insn pattern.
9203 2012-01-19 Michael Matz <matz@suse.de>
9205 PR tree-optimization/46590
9206 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9207 use it in remembering which conflicts we already created.
9208 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9211 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9214 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9215 (merge_and_complain): Same.
9217 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9220 * config/initfini-array.h: Guard content of the header
9221 with #ifdef HAVE_INITFINI_ARRAY.
9222 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9223 Add initfini-array.h to tm_file here.
9224 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9225 * config.gcc: Don't add initfini-array.h to tm_file here.
9226 * configure: Regenerated.
9228 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9230 PR rtl-optimization/51505
9231 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9232 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9233 (df_note_bb_compute): Update the call to df_kill_notes.
9235 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9237 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9239 2012-01-18 Richard Guenther <rguenther@suse.de>
9241 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9242 of conversions to void *.
9244 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9245 Richard Sandiford <rdsandiford@googlemail.com>
9249 * optabs.h (simplify_expand_binop): Declare.
9250 * optabs.c (simplify_expand_binop): Make global.
9251 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9252 endian targets if the source cannot be exactly covered by word
9255 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9258 * hard-reg-set.h (struct hard_reg_set_container): New type.
9259 * target.h (struct hard_reg_set_container): Forward declare.
9260 * target.def (set_up_by_prologue): New target hook.
9261 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9262 * doc/tm.texi: Regenerated.
9263 * function.c (thread_prologue_and_epilogue_insns): Change
9264 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9265 Call targetm.set_up_by_prologue on it.
9266 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9267 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9269 2012-01-17 Nick Clifton <nickc@redhat.com>
9271 * config/rx/rx.c (rx_can_use_simple_return): New function.
9272 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9273 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9275 2012-01-17 Richard Guenther <rguenther@suse.de>
9278 * expr.c (expand_assignment): Take address-space information
9279 from the address operand of MEM_REF and TARGET_MEM_REF.
9280 (expand_expr_real_1): Likewise.
9282 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9284 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9285 reload dump is requested.
9287 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9290 * trans-mem.c (requires_barrier): Call may_be_aliased.
9292 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9294 PR tree-optimization/51877
9295 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9296 call arguments and fndecls compare equal, instead return false if they
9297 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9298 both SSA_NAMEs that are valueized the same, or they satisfy
9301 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9303 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9305 * configure: Regenerate.
9307 2012-01-16 Jan Hubicka <jh@suse.cz>
9311 * convert.c (convert_to_integer): Use fold_convert for
9312 converting an INTEGER_CST to integer type.
9314 2012-01-16 Jason Merrill <jason@redhat.com>
9317 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9319 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9322 * config/s390/s390.c (s390_chunkify_start): Don't skip
9323 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9324 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9325 If insn is followed by NOTE_INSN_VAR_LOCATION or
9326 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9327 Don't use location of note insns.
9329 PR tree-optimization/51865
9330 * tree-inline.c (tree_function_versioning): Call remap_decl
9331 on DECL_RESULT whenever it has VOID_TYPE_P type.
9333 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9335 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9336 for calls to locally-binding MIPS16 functions if only the return
9337 type uses float regs.
9339 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9340 Richard Sandiford <rdsandiford@googlemail.com>
9342 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9343 (SYMBOL_32_HIGH): Likewise.
9344 (mips_output_tls_reloc_directive): Declare.
9345 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9346 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9347 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9348 (mips_lo_relocs, mips_hi_relocs): Make extern.
9349 (mips16_stub_function): Move up file.
9350 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9351 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9352 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9353 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9354 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9355 (mips_get_tp): Add MIPS16 support.
9356 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9357 Generalize DTPREL and TPREL handling.
9358 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9359 Add MIPS16 TLS support.
9360 (mips_output_tls_reloc_directive): New function.
9361 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9362 * config/mips/predicates.md (symbolic_operand_with_high)
9363 (tls_reloc_operand): New predicates.
9364 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9365 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9366 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9367 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9368 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9369 (*tls_get_tp_mips16_call_<mode>): Likewise.
9371 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9373 PR rtl-optimization/51821
9374 * recog.c (peep2_find_free_register): Determine clobbered registers
9377 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9380 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9381 * config/avr/avr.c: Likewise.
9382 * config/avr/avr.h: Likewise.
9384 2012-01-13 Ian Lance Taylor <iant@google.com>
9387 * tree.h (TYPE_QUALS): Add cast to int.
9388 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
9390 2012-01-13 Ian Lance Taylor <iant@google.com>
9392 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
9393 comparing param_index to VEC_length result.
9395 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
9397 * c-decl.c: Do not include tree-mudflap.h
9398 * tree-optimize.c: Likewise.
9399 * Makefile.in: Update dependencies.
9401 2012-01-13 Richard Guenther <rguenther@suse.de>
9404 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
9405 variable-sized result always use RSO.
9407 2012-01-12 DJ Delorie <dj@redhat.com>
9409 * cfgexpand.c (convert_debug_memory_address): Allow any valid
9410 pointer type, not just the default pointer type.
9412 2012-01-09 Richard Henderson <rth@redhat.com>
9413 Denis Chertykov <chertykov@gmail.com>
9416 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
9417 * config/avr/avr.c (avr_can_eliminate): Simplify.
9418 (avr_initial_elimination_offset): Likewise.
9419 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
9420 (expand_epilogue): Likewise.
9421 (avr_legitimize_address): Gut.
9422 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
9423 (avr_hard_regno_nregs): New.
9424 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
9425 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
9426 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
9427 add soft frame pointer.
9428 (CALL_USED_REGISTERS): Likewise.
9429 (REG_CLASS_CONTENTS): Likewise.
9430 (REGISTER_NAMES): Likewise.
9431 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
9432 (HARD_FRAME_POINTER_REGNUM): New.
9433 (FRAME_POINTER_REGNUM): Use soft frame pointer.
9434 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
9435 remove the HARD_FRAME_POINTER self-elimination.
9437 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
9440 * config/avr/avr.c (avr_encode_section_info): Test for absence of
9441 DECL_EXTERNAL when checking for initializers of progmem variables.
9443 2012-01-12 Ira Rosen <irar@il.ibm.com>
9445 PR tree-optimization/51799
9446 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
9447 that the last operation is a type demotion.
9449 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
9451 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
9452 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
9454 2012-01-11 Jakub Jelinek <jakub@redhat.com>
9457 * combine.c (distribute_notes): If i3 is a noreturn call,
9458 allow old_size to be equal to args_size and make sure the
9459 noreturn call gets REG_ARGS_SIZE note.
9460 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
9461 on noreturn calls even when the delta is 0.
9463 2012-01-11 Nathan Sidwell <nathan@acm.org>
9465 * gcov.c (STRING_SIZE): Remove.
9466 (generate_results): Erase annotations for source files with no
9467 coverage information.
9469 (output_lines): Use it.
9471 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9473 * gimple.h (gimplify_body): Remove first argument.
9474 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
9475 pointer set here, instead just pass DATA to walk_tree.
9476 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
9477 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
9478 (unvisit_body): Likewise, but with unmark_visited.
9479 (gimplify_body): Remove BODY_P argument and adjust.
9480 (gimplify_function_tree): Adjust call to gimplify_body.
9481 * omp-low.c (finalize_task_copyfn): Likewise.
9483 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9485 * tree.h (build_function_decl_skip_args): Add boolean parameter.
9486 (build_function_type_skip_args): Delete.
9487 * tree.c (build_function_type_skip_args): Make static and add
9488 SKIP_RETURN parameter. Fix thinko in the handling of variants.
9489 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
9490 pass it to build_function_type_skip_args.
9491 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
9492 (tree_function_versioning): Likewise.
9493 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
9494 build_function_decl_skip_args.
9495 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
9496 and pass it to build_function_decl_skip_args/tree_function_versioning.
9497 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
9498 * ipa-inline-transform.c (save_inline_function_body): Likewise.
9499 * trans-mem.c (ipa_tm_create_version): Likewise.
9500 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
9501 * tree-inline.c (declare_return_variable): Remove always-true test.
9502 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
9503 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
9504 * ipa-split.c (split_function): Skip the return value for the split
9505 part if it doesn't return.
9507 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9509 PR tree-optimization/49642
9510 * ipa-split.c (forbidden_dominators): New variable.
9511 (check_forbidden_calls): New function.
9512 (dominated_by_forbidden): Likewise.
9513 (consider_split): Check for forbidden dominators.
9514 (execute_split_functions): Initialize and free forbidden
9515 dominators info; call check_forbidden_calls.
9517 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9519 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
9521 2012-01-11 Nick Clifton <nickc@redhat.com>
9523 * config/rx/rx.md (return): Define pattern.
9525 2012-01-11 Richard Guenther <rguenther@suse.de>
9527 * doc/extend.texi (malloc attribute): Adjust according to
9530 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
9531 Patrick Marlier <patrick.marlier@gmail.com>
9534 * trans-mem.c (get_cg_data): Traverse aliases if requested.
9535 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
9536 (ipa_tm_note_irrevocable): Same.
9537 (ipa_tm_scan_irr_block): Same.
9538 (ipa_tm_decrement_clone_counts): Same.
9539 (ipa_tm_scan_irr_function): Same.
9540 (ipa_tm_create_version_alias): Same.
9541 (ipa_tm_create_version): Same.
9542 (ipa_tm_transform_calls_redirect): Same.
9543 (ipa_tm_transform_calls): Same.
9544 (ipa_tm_transform_transaction): Same.
9545 (ipa_tm_execute): Same.
9547 2012-01-10 Richard Guenther <rguenther@suse.de>
9550 * opts.c (common_handle_option): Handle -Werror.
9552 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
9554 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
9557 2012-01-10 Jason Merrill <jason@redhat.com>
9559 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
9562 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9564 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
9565 supports R_386_TLS_GD_PLT reloc.
9566 (gcc_cv_as_ix86_tlsldmplt): Check if linker
9567 supports R_386_TLS_LDM_PLT reloc.
9568 * configure: Regenerate.
9569 * config.in: Regenerate.
9571 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
9574 Extend __pgmx semantics to linearize memory.
9575 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
9576 determine if code comes inline or from libgcc.
9577 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
9578 (movmem_qi, movmem_qi): Set constraint #2 to "n".
9579 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
9580 (movmemx_qi, movmemx_hi): New insns.
9581 (xload_<mode>_libgcc): Rewrite to new insn condition.
9582 (xload_<mode>): Remove insns.
9583 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
9584 cases that don't satisfy avr_xload_libgcc_p().
9585 (avr_addr_space_convert): Allow converting in any direction.
9586 (avr_addr_space_subset_p): Return always true.
9587 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
9588 (avr_emit_movmemhi): Ditto.
9589 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
9590 (avr_out_movmem): Ditto.
9591 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
9592 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
9593 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
9594 (avr_encode_section_info): Encode 'progmem' in symbol flags.
9595 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
9597 2012-01-10 Richard Guenther <rguenther@suse.de>
9599 PR tree-optimization/50913
9600 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
9601 Require data-refs to be representable by Graphite with respect
9604 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
9606 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
9607 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
9609 2012-01-10 Tom de Vries <tom@codesourcery.com>
9611 PR rtl-optimization/51271
9612 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
9613 handling annulled branch.
9615 2012-01-10 Richard Henderson <rth@redhat.com>
9617 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
9618 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
9619 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
9620 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
9621 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
9622 arm_expand_vec_perm_const): New.
9623 * config/arm/arm-protos.h: Update.
9624 * config/arm/neon.md (UNSPEC_VCONCAT): New.
9625 (*neon_vswp<VDQX>): New.
9626 (neon_vcombine<VDX>): Use neon_split_vcombine.
9627 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
9628 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
9629 (vec_perm<VE>): New.
9631 2012-01-10 Richard Henderson <rth@redhat.com>
9633 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
9634 use it if reload_completed.
9635 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
9636 arm_output_asm_insn, arm_process_output_memory_barrier,
9637 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
9638 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
9639 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
9640 arm_process_output_sync_insn, arm_output_sync_insn,
9641 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
9642 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
9643 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
9644 (emit_unlikely_jump): New.
9645 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
9646 (arm_split_atomic_op): New.
9647 * config/arm/arm-protos.h: Update.
9648 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
9649 (struct arm_sync_generator): Remove.
9650 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
9651 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
9652 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
9653 (VUNSPEC_LL, VUNSPEC_SC): New.
9654 (sync_result, sync_memory, sync_required_value, sync_new_value,
9655 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
9656 (attr length): Don't use arm_sync_loop_insns.
9657 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
9658 (movsfcc, movdfcc): Likewise.
9659 * config/arm/constraints.md (Ua): New.
9660 * config/arm/prediates.md (mem_noofs_operand): New.
9661 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
9662 (sync_clobber, sync_t2_reqd): Remove.
9663 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
9664 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
9665 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
9666 (arm_sync_compare_and_swap<SIDI>): Remove.
9667 (arm_sync_compare_and_swap<NARROW>): Remove.
9668 (arm_sync_lock_test_and_set<SIDI>): Remove.
9669 (arm_sync_lock_test_and_set<NARROW>): Remove.
9670 (arm_sync_new_<syncop><SIDI>): Remove.
9671 (arm_sync_new_<syncop><NARROW>): Remove.
9672 (arm_sync_new_nand<SIDI>): Remove.
9673 (arm_sync_new_nand<NARROW>): Remove.
9674 (arm_sync_old_<syncop><SIDI>): Remove.
9675 (arm_sync_old_<syncop><NARROW>): Remove.
9676 (arm_sync_old_nand<SIDI>): Remove.
9677 (arm_sync_old_nand<NARROW>): Remove.
9678 (*memory_barrier): Merge arm_output_memory_barrier.
9679 (atomic_compare_and_swap<QHSD>): New.
9680 (atomic_compare_and_swap<NARROW>_1): New.
9681 (atomic_compare_and_swap<SIDI>_1): New.
9682 (atomic_exchange<QHSD>): New.
9683 (cas_cmp_operand, cas_cmp_str): New.
9684 (atomic_op_operand, atomic_op_str): New.
9685 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
9686 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
9687 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
9688 (arm_load_exclusive<NARROW>): New.
9689 (arm_load_exclusivesi, arm_load_exclusivedi): New.
9690 (arm_store_exclusive<QHSD>): New.
9692 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9694 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
9695 reload patterns if -mvsx-scalar-memory.
9697 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
9698 generated, even -mno-vsx-scalar-double was used.
9699 (vsx_xscvdpsp_scalar): Likewise.
9700 (vsx_xscvspdp_scalar2): Likewise.
9702 2012-01-09 Tom de Vries <tom@codesourcery.com>
9703 Andrew Pinski <apinski@cavium.com>
9706 * reorg.c (fill_slots_from_thread): Don't speculate
9707 frame-related insns.
9709 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
9711 * sched-int.h (bb_note): Move to...
9712 * basic-block.h: ...here.
9713 * haifa-sched.c (bb_note): Move to...
9714 * cfgrtl.c: ...here.
9715 * function.c (next_block_for_reg): New function.
9716 (move_insn_for_shrink_wrap): Likewise.
9717 (prepare_shrink_wrap): Rewrite to use the above.
9719 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
9721 * gimple.c (is_gimple_non_addressable): Remove.
9722 * gimple.h: Remove is_gimple_non_addressable.
9723 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
9724 is_gimple_non_addressable.
9725 * trans-mem.c (expand_assign_tm): Same.
9727 2012-01-09 Richard Guenther <rguenther@suse.de>
9729 PR tree-optimization/51775
9730 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
9731 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
9733 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9735 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
9737 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
9739 2012-01-09 Richard Guenther <rguenther@suse.de>
9741 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
9743 2012-01-08 Jan Hubicka <jh@suse.cz>
9745 PR tree-optimize/51680
9746 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
9747 on when known_vals needs to be computed; cleanup.
9749 2012-01-08 Jan Hubicka <jh@suse.cz>
9751 PR tree-optimize/51694
9752 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
9754 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
9756 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
9757 for -std=c++98 and -std=c++11 too.
9759 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
9761 * cfgloop.c (cancel_loop): Add free() of bbs array.
9763 2012-01-07 Jan Hubicka <jh@suse.cz>
9765 PR tree-optimization/51600
9766 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
9767 that benefits small functions.
9769 2012-01-07 Jan Hubicka <jh@suse.cz>
9771 * ipa-inline.c (want_inline_small_function_p): Fix formating.
9773 2012-01-07 Jan Hubicka <jh@suse.cz>
9775 PR tree-optimization/51680
9776 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
9777 whose inlining reduce unit size.
9779 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
9782 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
9783 Add canonical node to containing_mem chain after the non-canonical
9784 one, even if there weren't any locs to propagate.
9785 (remove_useless_values): Keep only canonical values.
9786 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
9787 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
9788 canonicalize mem_chain elements that are not discarded.
9790 2012-01-06 Jakub Jelinek <jakub@redhat.com>
9793 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
9794 before emitting functions.
9796 PR gcov-profile/50127
9797 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
9798 clear_aux_for_blocks.
9800 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
9803 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
9805 2012-01-06 Arnaud Charlet <charlet@adacore.com>
9807 * c-decl.c (ext_block): Moved up.
9808 (collect_all_refs, for_each_global_decl): Take ext_block into account.
9810 2012-01-06 Han Shen <shenhan@google.com>
9812 Translate built-in include paths for sysroot.
9813 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
9814 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
9816 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
9817 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
9819 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
9820 control whether sysroot should be prepended to gxx include dir.
9822 * configure: Regenerate.
9824 2012-01-06 Torvald Riegel <triegel@redhat.com>
9826 PR rtl-optimization/51771
9827 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
9828 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
9830 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9832 PR tree-optimization/51315
9833 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
9834 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
9836 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
9839 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
9840 for shrp pattern. Correctly handle and fixup shift variable.
9841 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
9843 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9846 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
9847 note when !ACCUMULATE_OUTGOING_ARGS.
9849 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9851 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
9853 (extract_range_from_unary_expr_1): Avoid useless computations.
9855 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9857 PR rtl-optimization/51767
9858 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
9859 of jump_block and add an extra edge for degenerated asm gotos.
9862 * stmt.c (check_unique_operand_names): Don't ICE during error
9863 reporting if i is from labels chain.
9866 * profile.c (branch_prob): Split bbs that have exit edge
9867 and need a fake entry edge too.
9869 2012-01-05 Jan Hubicka <jh@suse.cz>
9872 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
9875 2012-01-05 Richard Guenther <rguenther@suse.de>
9878 * tree-streamer-out.c (write_ts_optimization): New function.
9879 (streamer_write_tree_body): Call it.
9880 * tree-streamer-in.c (lto_input_ts_optimization): New function.
9881 (streamer_read_tree_body): Call it.
9882 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
9884 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9887 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
9888 * gimplify.c (gimplify_cleanup_point_expr): Save and set
9889 in_cleanup_point_expr before gimplify_stmt call and restore it
9891 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
9892 in_cleanup_point_expr is false.
9894 2012-01-05 Richard Guenther <rguenther@suse.de>
9897 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
9899 * toplev.c (process_options): Reject combining mudflap and LTO.
9900 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
9902 2012-01-05 Richard Guenther <rguenther@suse.de>
9904 PR tree-optimization/51760
9905 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
9907 (bit_value_unop): Handle UNDEFINED operands.
9908 (bit_value_binop): Likewise.
9910 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
9912 * config/avr/avr.c (avr_replace_prefix): Remove.
9913 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
9914 (avr_asm_function_rodata_section): Ditto.
9915 (avr_asm_select_section): Ditto.
9917 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
9919 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
9922 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9925 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
9926 calls that have any non-fake successor edges.
9929 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
9931 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
9933 PR tree-optimization/51624
9934 * tree-sra.c (build_ref_for_model): When replicating a chain of
9935 COMPONENT_REFs, stop as soon as the offset would become negative.
9937 2012-01-04 Jakub Jelinek <jakub@redhat.com>
9940 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
9941 in .debug_loc on the floor.
9943 2012-01-04 Andrew Pinski <apinski@cavium.com>
9945 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
9947 2012-01-04 Andrew Pinski <apinski@cavium.com>
9948 Adam Nemet <anemet@caviumnetworks.com>
9950 * config/mips/mips.md (size): Add SI and DI.
9951 (SIZE): New mode attribute.
9952 (U): New code attribute.
9953 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
9954 (mips_lbux_<mode>): Delete.
9955 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
9956 (mips_lhx): Use gen_mips_lhx_extsi.
9957 (mips_lhx_<mode>): Delete.
9959 (mips_l<size>x): New expand.
9960 (mips_lwx_<mode>): Delete.
9961 (mips_l<GPR:size>x_<P:mode>): New pattern.
9962 (*mips_lw<u>x_<P:mode>_ext): Likewise.
9963 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
9964 * config/mips/mips.c (mips_lx_address_p): New function.
9965 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
9966 (dsp64): New availability predicate.
9967 (mips_builtins): Add an entry for __builtin_mips_ldx.
9968 * config/mips/mips.h (ISA_HAS_LBX): New define.
9969 (ISA_HAS_LBUX): Likewise.
9970 (ISA_HAS_LHX): Likewise.
9971 (ISA_HAS_LHUX): Likewise.
9972 (ISA_HAS_LWX): Likewise.
9973 (ISA_HAS_LWUX): Likewise.
9974 (ISA_HAS_LDX): Likewise.
9975 * doc/extend.texi (__builtin_mips_ldx): Document.
9977 2012-01-04 Tristan Gingold <gingold@adacore.com>
9979 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
9980 when long pointers are used.
9981 * config.build (*-*-*vms*): Handle all OpenVMS targets.
9982 (alpha64-dec-*vms*, alpha*-dec-*vms*)
9983 (ia64-hp-*vms*): Remove.
9984 * config/vms/xm-vms64.h: Delete.
9986 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9989 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
9991 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9993 * opts.c (finish_options): Remove duplicate sorry.
9995 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9998 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10001 2012-01-04 Richard Guenther <rguenther@suse.de>
10003 PR middle-end/51750
10004 * tree.c (size_low_cst): New function.
10005 * tree.h (size_low_cst): Declare.
10006 * fold-const.c (fold_comparison): Use it to extract the low
10007 part of the POINTER_PLUS_EXPR offset.
10009 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10011 Fix clearing ZERO_REG
10012 * config/avr/avr.md (cc): Add alternative "ldi".
10013 (movqi_insn): Use it in cc attribute.
10014 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10015 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10016 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10018 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10020 * configure: Regenerate.
10022 2012-01-04 Richard Guenther <rguenther@suse.de>
10024 PR tree-optimization/49651
10025 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10026 (var_can_have_subvars): Use it.
10027 (get_constraint_for_1): Only consider subfields if there can be any.
10029 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10032 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10033 to its new canonical_cselib_val and the cselib_val was in
10034 first_containing_mem chain, but the canonical_cselib_val was not,
10035 add the latter into the chain.
10036 (cselib_invalidate_mem): Compare canonical_cselib_val of
10037 addr_list chain elt with v.
10040 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10041 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10043 (output_macinfo_op): Don't ggc_strdup fd->filename.
10044 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10045 then ggc_strdup it. Don't free inc->info or cur->info.
10046 (output_macinfo): Don't free ref->info or file->info.
10048 2012-01-03 Ira Rosen <irar@il.ibm.com>
10050 PR tree-optimization/51269
10051 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10052 first_niters a pointer.
10053 (slpeel_tree_peel_loop_to_edge): Likewise.
10054 (vect_do_peeling_for_loop_bound): Update call to
10055 slpeel_tree_peel_loop_to_edge.
10056 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10057 here. Remove it from the parameters list.
10058 (vect_do_peeling_for_alignment): Update calls and compute
10059 wide_prolog_niters.
10061 2012-01-03 Richard Guenther <rguenther@suse.de>
10063 PR tree-optimization/51070
10064 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10065 Properly handle calls.
10067 2012-01-03 Richard Guenther <rguenther@suse.de>
10069 PR tree-optimization/51692
10070 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10071 the LHS of allocation stmts.
10073 2012-01-03 Olivier Hainque <hainque@adacore.com>
10075 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10077 2012-01-03 Olivier Hainque <hainque@adacore.com>
10079 * collect2.c (main): In AIX specific computations for vector
10080 insertions, use CONST_CAST2 to cast from char ** to const char **.
10082 2012-01-03 Richard Guenther <rguenther@suse.de>
10085 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10086 the context of a limbo DIE when it does not already exist.
10088 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10090 PR tree-optimization/51719
10091 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10092 but direct call is, clear direct call's lhs and don't add fallthrough
10093 edge from dcall_bb to join_bb and PHIs.
10095 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10097 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10098 the instructions emitted by the pattern.
10099 ("*TDC_insn_<mode>"): Add comment.
10101 2012-01-03 Richard Guenther <rguenther@suse.de>
10103 PR middle-end/51730
10104 * fold-const.c (fold_comparison): Properly canonicalize
10105 tree offset and HOST_WIDE_INT bit position.
10107 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10109 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10110 operands for extzv pattern.
10112 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10115 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10118 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10120 * doc/invoke.texi (-flto and related options): Copy-edit.
10122 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10124 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10126 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10128 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10131 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10133 * expr.h (move_by_pieces_ninsns): Declare.
10134 * expr.c (move_by_pieces_ninsns): Make external.
10135 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10136 (mips_store_by_pieces_p): Likewise.
10137 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10138 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10139 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10140 (mips_store_by_pieces_p): Likewise.
10142 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10144 * passes.c (register_one_dump_file): Free full_name.
10146 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10147 (calculate_elim_costs_all_insns): Free offsets_at and
10148 offsets_known_at at the end and clear the pointers.
10150 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10152 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10153 this option introduced in r180739.
10155 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10158 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10159 (tmake_file target=avr): Add avr/t-multilib.
10161 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10162 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10163 * config/avr/genmultilib.awk: New file.
10164 * config/avr/t-multilib: New auto-generated file.
10165 * config/avr/multilib.h: New auto-generated file.
10166 * config/avr/t-avr (AVR_MCUS): New variable.
10167 (genopt.sh): Use it.
10168 (s-mlib): Depend on t-multilib.
10169 (t-multilib, multilib.h): New dependencies.
10170 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10171 (MULTILIB_OPTIONS): Remove.
10172 (MULTILIB_MATCHES): Remove.
10173 (MULTILIB_DIRNAMES): Remove.
10174 (MULTILIB_EXCEPTIONS): Remove:
10175 * config/avr/genopt.sh: Don't use hard coded file name;
10176 pass AVR_MCUS from t-avr instead.
10178 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10180 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10182 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10184 Implement light-weight DImode support.
10185 * config/avr/avr-dimode.md: New file.
10186 * config/avr/avr.md: Include it.
10187 (adjust_len): Add plus64, compare64.
10188 (HIDI): Remove code iterator.
10189 (code_stdname): New code attribute.
10190 (rotx, rotsmode): Remove DI.
10191 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10193 * config/avr/avr-protos.h (avr_have_dimode): New.
10194 (avr_out_plus64, avr_out_compare64): New.
10195 * config/avr/avr.c (avr_out_compare): Handle DImode.
10196 (avr_have_dimode): New variable definition and initialization.
10197 (avr_out_compare64, avr_out_plus64): New functions.
10198 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10199 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10200 (avr_compare_pattern): Skip DImode comparisons.
10202 2012-01-02 Revital Eres <revital.eres@linaro.org>
10204 * ddg.c (def_has_ccmode_p): New function.
10205 (add_cross_iteration_register_deps,
10206 create_ddg_dep_from_intra_loop_link): Call it.
10208 2012-01-02 Richard Guenther <rguenther@suse.de>
10211 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10213 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10215 * gcc.c (process_command): Update copyright notice dates.
10216 * gcov.c (print_version): Likewise.
10217 * gcov-dump.c (print_version): Likewise.
10218 * mips-tfile.c (main): Likewise.
10219 * mips-tdump.c (main): Likewise.
10221 2012-01-01 Ira Rosen <irar@il.ibm.com>
10223 PR tree-optimization/51704
10224 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10225 a use is inside the basic block or loop before accessing its vect info.
10227 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10229 PR rtl-optimization/51069
10230 * cfgloopmanip.c (remove_path): Removing path making irreducible
10231 region unconditional makes BB part of the region.
10233 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10235 PR tree-optimization/51683
10236 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10237 calls with side-effects.
10238 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10240 Copyright (C) 2012 Free Software Foundation, Inc.
10242 Copying and distribution of this file, with or without modification,
10243 are permitted in any medium without royalty provided the copyright
10244 notice and this notice are preserved.